125433664 has 28 divisors (see below), whose sum is σ = 249432064. Its totient is φ = 62584704.

The previous prime is 125433661. The next prime is 125433677. The reversal of 125433664 is 466334521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125433661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33217 + ... + 36799.

It is an arithmetic number, because the mean of its divisors is an integer number (8908288).

Almost surely, 2^125433664 is an apocalyptic number.

It is an amenable number.

125433664 is a deficient number, since it is larger than the sum of its proper divisors (123998400).

125433664 is an equidigital number, since it uses as much as digits as its factorization.

125433664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142 (or 4132 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 125433664 is about 11199.7171392853. The cubic root of 125433664 is about 500.5775512788.

It can be divided in two parts, 1254336 and 64, that added together give a square (1254400 = 1120²).

The spelling of 125433664 in words is "one hundred twenty-five million, four hundred thirty-three thousand, six hundred sixty-four".