125949968 has 10 divisors (see below), whose sum is σ = 244028094. Its totient is φ = 62974976.

The previous prime is 125949907. The next prime is 125949979. The reversal of 125949968 is 869949521.

It can be written as a sum of positive squares in only one way, i.e., 102252544 + 23697424 = 10112^2 + 4868^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3935921 + ... + 3935952.

Almost surely, 2^125949968 is an apocalyptic number.

It is an amenable number.

125949968 is a deficient number, since it is larger than the sum of its proper divisors (118078126).

125949968 is an equidigital number, since it uses as much as digits as its factorization.

125949968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7871881 (or 7871875 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 53.

The square root of 125949968 is about 11222.7433366357. The cubic root of 125949968 is about 501.2634288063.

The spelling of 125949968 in words is "one hundred twenty-five million, nine hundred forty-nine thousand, nine hundred sixty-eight".