125321632 has 12 divisors (see below), whose sum is σ = 246727026. Its totient is φ = 62660800.

The previous prime is 125321629. The next prime is 125321653. The reversal of 125321632 is 236123521.

It can be written as a sum of positive squares in only one way, i.e., 96118416 + 29203216 = 9804^2 + 5404^2 .

It is a super-2 number, since 2×125321632² = 31411022894286848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 125321597 and 125321606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1958119 + ... + 1958182.

Almost surely, 2^125321632 is an apocalyptic number.

It is an amenable number.

125321632 is a deficient number, since it is larger than the sum of its proper divisors (121405394).

125321632 is an equidigital number, since it uses as much as digits as its factorization.

125321632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3916311 (or 3916303 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 125321632 is about 11194.7144671046. The cubic root of 125321632 is about 500.4284753795.

The spelling of 125321632 in words is "one hundred twenty-five million, three hundred twenty-one thousand, six hundred thirty-two".