125462544385531 has 2 divisors, whose sum is σ = 125462544385532. Its totient is φ = 125462544385530.

The previous prime is 125462544385501. The next prime is 125462544385553. The reversal of 125462544385531 is 135583445264521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125462544385531 - 2⁵ = 125462544385499 is a prime.

It is a super-2 number, since 2×125462544385531² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125462544385501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62731272192765 + 62731272192766.

It is an arithmetic number, because the mean of its divisors is an integer number (62731272192766).

Almost surely, 2^{125462544385531} is an apocalyptic number.

125462544385531 is a deficient number, since it is larger than the sum of its proper divisors (1).

125462544385531 is an equidigital number, since it uses as much as digits as its factorization.

125462544385531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120000, while the sum is 58.

The spelling of 125462544385531 in words is "one hundred twenty-five trillion, four hundred sixty-two billion, five hundred forty-four million, three hundred eighty-five thousand, five hundred thirty-one".