11904523 has 2 divisors, whose sum is σ = 11904524. Its totient is φ = 11904522.

The previous prime is 11904521. The next prime is 11904533. The reversal of 11904523 is 32540911.

11904523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11904523 - 2¹ = 11904521 is a prime.

Together with 11904521, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11904521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5952261 + 5952262.

It is an arithmetic number, because the mean of its divisors is an integer number (5952262).

Almost surely, 2^11904523 is an apocalyptic number.

11904523 is a deficient number, since it is larger than the sum of its proper divisors (1).

11904523 is an equidigital number, since it uses as much as digits as its factorization.

11904523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 11904523 is about 3450.2931759490. The cubic root of 11904523 is about 228.3340427752.

The spelling of 11904523 in words is "eleven million, nine hundred four thousand, five hundred twenty-three".