11604423 has 4 divisors (see below), whose sum is σ = 15472568. Its totient is φ = 7736280.

The previous prime is 11604413. The next prime is 11604431. The reversal of 11604423 is 32440611.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11604423 - 2⁴ = 11604407 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 11604423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11604413) 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 3 ways as a sum of consecutive naturals, for example, 1934068 + ... + 1934073.

It is an arithmetic number, because the mean of its divisors is an integer number (3868142).

Almost surely, 2^11604423 is an apocalyptic number.

11604423 is a deficient number, since it is larger than the sum of its proper divisors (3868145).

11604423 is an equidigital number, since it uses as much as digits as its factorization.

11604423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3868144.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 11604423 is about 3406.5265300596. The cubic root of 11604423 is about 226.3990066736.

The spelling of 11604423 in words is "eleven million, six hundred four thousand, four hundred twenty-three".