124009664 has 14 divisors (see below), whose sum is σ = 246081804. Its totient is φ = 62004800.

The previous prime is 124009649. The next prime is 124009693. The reversal of 124009664 is 466900421.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 124009664.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 968762 + ... + 968889.

Almost surely, 2^124009664 is an apocalyptic number.

It is an amenable number.

124009664 is a deficient number, since it is larger than the sum of its proper divisors (122072140).

124009664 is an equidigital number, since it uses as much as digits as its factorization.

124009664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937663 (or 1937653 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 124009664 is about 11135.9626436155. The cubic root of 124009664 is about 498.6760494039.

The spelling of 124009664 in words is "one hundred twenty-four million, nine thousand, six hundred sixty-four".