125205964 has 24 divisors (see below), whose sum is σ = 241724448. Its totient is φ = 56376960.

The previous prime is 125205961. The next prime is 125205973. The reversal of 125205964 is 469502521.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (125205961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27232 + ... + 31495.

It is an arithmetic number, because the mean of its divisors is an integer number (10071852).

Almost surely, 2^125205964 is an apocalyptic number.

It is an amenable number.

125205964 is a deficient number, since it is larger than the sum of its proper divisors (116518484).

125205964 is a wasteful number, since it uses less digits than its factorization.

125205964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58785 (or 58783 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 125205964 is about 11189.5470864553. The cubic root of 125205964 is about 500.2744679738.

The spelling of 125205964 in words is "one hundred twenty-five million, two hundred five thousand, nine hundred sixty-four".