11604513 has 8 divisors (see below), whose sum is σ = 15491008. Its totient is φ = 7727184.

The previous prime is 11604503. The next prime is 11604521. The reversal of 11604513 is 31540611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11604513 - 2⁶ = 11604449 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11604513.

It is not an unprimeable number, because it can be changed into a prime (11604503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1620 + ... + 5082.

It is an arithmetic number, because the mean of its divisors is an integer number (1936376).

Almost surely, 2^11604513 is an apocalyptic number.

It is an amenable number.

11604513 is a deficient number, since it is larger than the sum of its proper divisors (3886495).

11604513 is a wasteful number, since it uses less digits than its factorization.

11604513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 11604513 is about 3406.5397399708. The cubic root of 11604513 is about 226.3995919636.

Subtracting from 11604513 its product of nonzero digits (360), we obtain a triangular number (11604153 = T₄₈₁₇).

The spelling of 11604513 in words is "eleven million, six hundred four thousand, five hundred thirteen".