125531135324 has 12 divisors (see below), whose sum is σ = 251062270704. Its totient is φ = 53799057984.

The previous prime is 125531135297. The next prime is 125531135357. The reversal of 125531135324 is 423531135521.

It is a happy number.

125531135324 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2241627389 + ... + 2241627444.

It is an arithmetic number, because the mean of its divisors is an integer number (20921855892).

Almost surely, 2^125531135324 is an apocalyptic number.

125531135324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

125531135324 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125531135324 is a wasteful number, since it uses less digits than its factorization.

125531135324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483254844 (or 4483254842 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The spelling of 125531135324 in words is "one hundred twenty-five billion, five hundred thirty-one million, one hundred thirty-five thousand, three hundred twenty-four".