126715564 has 12 divisors (see below), whose sum is σ = 222073488. Its totient is φ = 63266000.

The previous prime is 126715553. The next prime is 126715577. The reversal of 126715564 is 465517621.

It is a happy number.

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, 19792 + ... + 25399.

It is an arithmetic number, because the mean of its divisors is an integer number (18506124).

Almost surely, 2^126715564 is an apocalyptic number.

It is an amenable number.

126715564 is a deficient number, since it is larger than the sum of its proper divisors (95357924).

126715564 is a wasteful number, since it uses less digits than its factorization.

126715564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45896 (or 45894 counting only the distinct ones).

The product of its digits is 50400, while the sum is 37.

The square root of 126715564 is about 11256.8007888565. The cubic root of 126715564 is about 502.2770331651.

The spelling of 126715564 in words is "one hundred twenty-six million, seven hundred fifteen thousand, five hundred sixty-four".