125822347831 has 2 divisors, whose sum is σ = 125822347832. Its totient is φ = 125822347830.

The previous prime is 125822347811. The next prime is 125822347867. The reversal of 125822347831 is 138743228521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125822347831 - 2⁵ = 125822347799 is a prime.

It is a super-2 number, since 2×125822347831² (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 (125822347801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62911173915 + 62911173916.

It is an arithmetic number, because the mean of its divisors is an integer number (62911173916).

Almost surely, 2^125822347831 is an apocalyptic number.

125822347831 is a deficient number, since it is larger than the sum of its proper divisors (1).

125822347831 is an equidigital number, since it uses as much as digits as its factorization.

125822347831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 46.

The spelling of 125822347831 in words is "one hundred twenty-five billion, eight hundred twenty-two million, three hundred forty-seven thousand, eight hundred thirty-one".