11404623 has 4 divisors (see below), whose sum is σ = 15206168. Its totient is φ = 7603080.

The previous prime is 11404567. The next prime is 11404633. The reversal of 11404623 is 32640411.

11404623 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 a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11404623 - 2⁹ = 11404111 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 11404623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900768 + ... + 1900773.

It is an arithmetic number, because the mean of its divisors is an integer number (3801542).

Almost surely, 2^11404623 is an apocalyptic number.

11404623 is a deficient number, since it is larger than the sum of its proper divisors (3801545).

11404623 is an equidigital number, since it uses as much as digits as its factorization.

11404623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801544.

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

The square root of 11404623 is about 3377.0731410498. The cubic root of 11404623 is about 225.0921301718.

The spelling of 11404623 in words is "eleven million, four hundred four thousand, six hundred twenty-three".