125609037 has 4 divisors (see below), whose sum is σ = 167478720. Its totient is φ = 83739356.

The previous prime is 125609027. The next prime is 125609059. The reversal of 125609037 is 730906521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125609037 - 2⁷ = 125608909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125608989 and 125609007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125609027) 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, 20934837 + ... + 20934842.

It is an arithmetic number, because the mean of its divisors is an integer number (41869680).

Almost surely, 2^125609037 is an apocalyptic number.

It is an amenable number.

125609037 is a deficient number, since it is larger than the sum of its proper divisors (41869683).

125609037 is an equidigital number, since it uses as much as digits as its factorization.

125609037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41869682.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 125609037 is about 11207.5437540971. The cubic root of 125609037 is about 500.8107340434.

The spelling of 125609037 in words is "one hundred twenty-five million, six hundred nine thousand, thirty-seven".