125566606 has 8 divisors (see below), whose sum is σ = 205472664. Its totient is φ = 57075720.

The previous prime is 125566601. The next prime is 125566631. The reversal of 125566606 is 606665521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125566601) 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, 2853765 + ... + 2853808.

It is an arithmetic number, because the mean of its divisors is an integer number (25684083).

Almost surely, 2^125566606 is an apocalyptic number.

125566606 is a deficient number, since it is larger than the sum of its proper divisors (79906058).

125566606 is a wasteful number, since it uses less digits than its factorization.

125566606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707586.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 125566606 is about 11205.6506281429. The cubic root of 125566606 is about 500.7543360486.

The spelling of 125566606 in words is "one hundred twenty-five million, five hundred sixty-six thousand, six hundred six".