125223424513 has 32 divisors (see below), whose sum is σ = 138773606400. Its totient is φ = 112051296000.

The previous prime is 125223424499. The next prime is 125223424531. The reversal of 125223424513 is 315424322521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125223424513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125223428513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178635063 + ... + 178635763.

It is an arithmetic number, because the mean of its divisors is an integer number (4336675200).

Almost surely, 2^125223424513 is an apocalyptic number.

It is an amenable number.

125223424513 is a deficient number, since it is larger than the sum of its proper divisors (13550181887).

125223424513 is a wasteful number, since it uses less digits than its factorization.

125223424513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593.

The product of its digits is 57600, while the sum is 34.

The spelling of 125223424513 in words is "one hundred twenty-five billion, two hundred twenty-three million, four hundred twenty-four thousand, five hundred thirteen".