126064172 has 24 divisors (see below), whose sum is σ = 239899296. Its totient is φ = 57616128.

The previous prime is 126064153. The next prime is 126064181. The reversal of 126064172 is 271460621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6413 + ... + 17124.

It is an arithmetic number, because the mean of its divisors is an integer number (9995804).

Almost surely, 2^126064172 is an apocalyptic number.

It is an amenable number.

126064172 is a deficient number, since it is larger than the sum of its proper divisors (113835124).

126064172 is a wasteful number, since it uses less digits than its factorization.

126064172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23657 (or 23655 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 126064172 is about 11227.8302445308. The cubic root of 126064172 is about 501.4148884050.

The spelling of 126064172 in words is "one hundred twenty-six million, sixty-four thousand, one hundred seventy-two".