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15114121 = 112395749
BaseRepresentation
bin111001101001…
…111110001001
31001102212200021
4321221332021
512332122441
61255540441
7242316331
oct71517611
931385607
1015114121
118593510
12508a721
133192589
1420160c1
1514d83d1
hexe69f89

15114121 has 8 divisors (see below), whose sum is σ = 16560000. Its totient is φ = 13680240.

The previous prime is 15114109. The next prime is 15114131. The reversal of 15114121 is 12141151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15114121 - 219 = 14589833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15114095 and 15114104.

It is not an unprimeable number, because it can be changed into a prime (15114131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246 + ... + 5503.

It is an arithmetic number, because the mean of its divisors is an integer number (2070000).

Almost surely, 215114121 is an apocalyptic number.

15114121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

15114121 is a deficient number, since it is larger than the sum of its proper divisors (1445879).

15114121 is a wasteful number, since it uses less digits than its factorization.

15114121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5999.

The product of its digits is 40, while the sum is 16.

The square root of 15114121 is about 3887.6883877183. The cubic root of 15114121 is about 247.2450648440.

Adding to 15114121 its reverse (12141151), we get a palindrome (27255272).

The spelling of 15114121 in words is "fifteen million, one hundred fourteen thousand, one hundred twenty-one".

Divisors: 1 11 239 2629 5749 63239 1374011 15114121