125356461431 has 2 divisors, whose sum is σ = 125356461432. Its totient is φ = 125356461430.

The previous prime is 125356461401. The next prime is 125356461457. The reversal of 125356461431 is 134164653521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125356461431 - 2¹⁰ = 125356460407 is a prime.

It is a super-2 number, since 2×125356461431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125356461401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62678230715 + 62678230716.

It is an arithmetic number, because the mean of its divisors is an integer number (62678230716).

Almost surely, 2^125356461431 is an apocalyptic number.

125356461431 is a deficient number, since it is larger than the sum of its proper divisors (1).

125356461431 is an equidigital number, since it uses as much as digits as its factorization.

125356461431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 41.

The spelling of 125356461431 in words is "one hundred twenty-five billion, three hundred fifty-six million, four hundred sixty-one thousand, four hundred thirty-one".