11656004 has 6 divisors (see below), whose sum is σ = 20398014. Its totient is φ = 5828000.

The previous prime is 11655997. The next prime is 11656037. The reversal of 11656004 is 40065611.

11656004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8940100 + 2715904 = 2990^2 + 1648^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1456997 + ... + 1457004.

It is an arithmetic number, because the mean of its divisors is an integer number (3399669).

Almost surely, 2^11656004 is an apocalyptic number.

It is an amenable number.

11656004 is a deficient number, since it is larger than the sum of its proper divisors (8742010).

11656004 is a wasteful number, since it uses less digits than its factorization.

11656004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914005 (or 2914003 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 11656004 is about 3414.0890439472. The cubic root of 11656004 is about 226.7339544560.

The spelling of 11656004 in words is "eleven million, six hundred fifty-six thousand, four".