15512510051 has 2 divisors, whose sum is σ = 15512510052. Its totient is φ = 15512510050.

The previous prime is 15512510033. The next prime is 15512510053. The reversal of 15512510051 is 15001521551.

It is a strong prime.

It is an emirp because it is prime and its reverse (15001521551) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15512510051 is a prime.

Together with 15512510053, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15512510051.

It is not a weakly prime, because it can be changed into another prime (15512510053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7756255025 + 7756255026.

It is an arithmetic number, because the mean of its divisors is an integer number (7756255026).

Almost surely, 2^15512510051 is an apocalyptic number.

15512510051 is a deficient number, since it is larger than the sum of its proper divisors (1).

15512510051 is an equidigital number, since it uses as much as digits as its factorization.

15512510051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1250, while the sum is 26.

The spelling of 15512510051 in words is "fifteen billion, five hundred twelve million, five hundred ten thousand, fifty-one".