125940384 has 36 divisors (see below), whose sum is σ = 358143786. Its totient is φ = 41980032.

The previous prime is 125940371. The next prime is 125940389. The reversal of 125940384 is 483049521.

It can be written as a sum of positive squares in only one way, i.e., 125888400 + 51984 = 11220^2 + 228^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (125940389) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 218359 + ... + 218934.

Almost surely, 2^125940384 is an apocalyptic number.

It is an amenable number.

125940384 is an abundant number, since it is smaller than the sum of its proper divisors (232203402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125940384 is a wasteful number, since it uses less digits than its factorization.

125940384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437309 (or 437298 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 125940384 is about 11222.3163384392. The cubic root of 125940384 is about 501.2507141529.

The spelling of 125940384 in words is "one hundred twenty-five million, nine hundred forty thousand, three hundred eighty-four".