125609234 has 4 divisors (see below), whose sum is σ = 188413854. Its totient is φ = 62804616.

The previous prime is 125609213. The next prime is 125609249. The reversal of 125609234 is 432906521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87478609 + 38130625 = 9353^2 + 6175^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125609234.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31402307 + ... + 31402310.

Almost surely, 2^125609234 is an apocalyptic number.

125609234 is a deficient number, since it is larger than the sum of its proper divisors (62804620).

125609234 is an equidigital number, since it uses as much as digits as its factorization.

125609234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62804619.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 125609234 is about 11207.5525428168. The cubic root of 125609234 is about 500.8109958602.

The spelling of 125609234 in words is "one hundred twenty-five million, six hundred nine thousand, two hundred thirty-four".