11604663 has 24 divisors (see below), whose sum is σ = 19289088. Its totient is φ = 6585552.

The previous prime is 11604661. The next prime is 11604683. The reversal of 11604663 is 36640611.

11604663 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11604663 - 2¹ = 11604661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11604661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9970 + ... + 11072.

It is an arithmetic number, because the mean of its divisors is an integer number (803712).

Almost surely, 2^11604663 is an apocalyptic number.

11604663 is a deficient number, since it is larger than the sum of its proper divisors (7684425).

11604663 is a wasteful number, since it uses less digits than its factorization.

11604663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283 (or 1280 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 11604663 is about 3406.5617563755. The cubic root of 11604663 is about 226.4005674402.

The spelling of 11604663 in words is "eleven million, six hundred four thousand, six hundred sixty-three".