125444506 has 8 divisors (see below), whose sum is σ = 205272864. Its totient is φ = 57020220.

The previous prime is 125444497. The next prime is 125444537. The reversal of 125444506 is 605444521.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2850990 + ... + 2851033.

It is an arithmetic number, because the mean of its divisors is an integer number (25659108).

Almost surely, 2^125444506 is an apocalyptic number.

125444506 is a deficient number, since it is larger than the sum of its proper divisors (79828358).

125444506 is a wasteful number, since it uses less digits than its factorization.

125444506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5702036.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 125444506 is about 11200.2011589078. The cubic root of 125444506 is about 500.5919735248.

The spelling of 125444506 in words is "one hundred twenty-five million, four hundred forty-four thousand, five hundred six".