15632051 has 2 divisors, whose sum is σ = 15632052. Its totient is φ = 15632050.

The previous prime is 15632039. The next prime is 15632053. The reversal of 15632051 is 15023651.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15632051 is a prime.

It is a super-2 number, since 2×15632051² = 488722036933202, which contains 22 as substring.

Together with 15632053, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15632053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7816025 + 7816026.

It is an arithmetic number, because the mean of its divisors is an integer number (7816026).

Almost surely, 2^15632051 is an apocalyptic number.

15632051 is a deficient number, since it is larger than the sum of its proper divisors (1).

15632051 is an equidigital number, since it uses as much as digits as its factorization.

15632051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 15632051 is about 3953.7388634051. The cubic root of 15632051 is about 250.0375996781.

Subtracting from 15632051 its reverse (15023651), we obtain a square (608400 = 780²).

The spelling of 15632051 in words is "fifteen million, six hundred thirty-two thousand, fifty-one".