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12141297 = 3271911009
BaseRepresentation
bin101110010100…
…001011110001
3211211211201200
4232110023301
511102010142
61112121413
7205125240
oct56241361
924754650
1012141297
116942a33
124096269
1326913cc
141880957
1510ec64c
hexb942f1

12141297 has 24 divisors (see below), whose sum is σ = 20167680. Its totient is φ = 6894720.

The previous prime is 12141277. The next prime is 12141317. The reversal of 12141297 is 79214121.

12141297 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12141277) and next prime (12141317).

It is not a de Polignac number, because 12141297 - 210 = 12140273 is a prime.

It is a super-2 number, since 2×121412972 = 294822185684418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12141297.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12141277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11529 + ... + 12537.

It is an arithmetic number, because the mean of its divisors is an integer number (840320).

Almost surely, 212141297 is an apocalyptic number.

It is an amenable number.

12141297 is a deficient number, since it is larger than the sum of its proper divisors (8026383).

12141297 is a wasteful number, since it uses less digits than its factorization.

12141297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213 (or 1210 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 12141297 is about 3484.4363963201. The cubic root of 12141297 is about 229.8379261461.

The spelling of 12141297 in words is "twelve million, one hundred forty-one thousand, two hundred ninety-seven".

Divisors: 1 3 7 9 21 63 191 573 1009 1337 1719 3027 4011 7063 9081 12033 21189 63567 192719 578157 1349033 1734471 4047099 12141297