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12054497 = 713139953
BaseRepresentation
bin101101111110…
…111111100001
3211200102122212
4231332333201
511041220442
61110211505
7204314210
oct55767741
924612585
1012054497
1168937a4
124053b95
132660a50
14185b077
1510d1a82
hexb7efe1

12054497 has 16 divisors (see below), whose sum is σ = 14958720. Its totient is φ = 9459072.

The previous prime is 12054487. The next prime is 12054499. The reversal of 12054497 is 79445021.

It is a happy number.

It is not a de Polignac number, because 12054497 - 214 = 12038113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12054499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12173 + ... + 13125.

It is an arithmetic number, because the mean of its divisors is an integer number (934920).

Almost surely, 212054497 is an apocalyptic number.

It is an amenable number.

12054497 is a deficient number, since it is larger than the sum of its proper divisors (2904223).

12054497 is a wasteful number, since it uses less digits than its factorization.

12054497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 12054497 is about 3471.9586691088. The cubic root of 12054497 is about 229.2889001392.

The spelling of 12054497 in words is "twelve million, fifty-four thousand, four hundred ninety-seven".

Divisors: 1 7 13 91 139 953 973 1807 6671 12389 12649 86723 132467 927269 1722071 12054497