15124252331057 has 2 divisors, whose sum is σ = 15124252331058. Its totient is φ = 15124252331056.

The previous prime is 15124252331051. The next prime is 15124252331213. The reversal of 15124252331057 is 75013325242151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8332020802576 + 6792231528481 = 2886524^2 + 2606191^2 .

It is a cyclic number.

It is not a de Polignac number, because 15124252331057 - 2³² = 15119957363761 is a prime.

It is not a weakly prime, because it can be changed into another prime (15124252331051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7562126165528 + 7562126165529.

It is an arithmetic number, because the mean of its divisors is an integer number (7562126165529).

Almost surely, 2^{15124252331057} is an apocalyptic number.

It is an amenable number.

15124252331057 is a deficient number, since it is larger than the sum of its proper divisors (1).

15124252331057 is an equidigital number, since it uses as much as digits as its factorization.

15124252331057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 15124252331057 in words is "fifteen trillion, one hundred twenty-four billion, two hundred fifty-two million, three hundred thirty-one thousand, fifty-seven".