11604429 has 6 divisors (see below), whose sum is σ = 16761966. Its totient is φ = 7736280.

The previous prime is 11604413. The next prime is 11604431. The reversal of 11604429 is 92440611.

11604429 is a `hidden beast` number, since 11 + 604 + 42 + 9 = 666.

11604429 is digitally balanced in base 3, 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., 11594025 + 10404 = 3405^2 + 102^2 .

It is not a de Polignac number, because 11604429 - 2⁴ = 11604413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11604409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 644682 + ... + 644699.

It is an arithmetic number, because the mean of its divisors is an integer number (2793661).

Almost surely, 2^11604429 is an apocalyptic number.

It is an amenable number.

11604429 is a deficient number, since it is larger than the sum of its proper divisors (5157537).

11604429 is a wasteful number, since it uses less digits than its factorization.

11604429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289387 (or 1289384 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 11604429 is about 3406.5274107220. The cubic root of 11604429 is about 226.3990456931.

The spelling of 11604429 in words is "eleven million, six hundred four thousand, four hundred twenty-nine".