11813275 has 12 divisors (see below), whose sum is σ = 14898600. Its totient is φ = 9289280.

The previous prime is 11813251. The next prime is 11813281. The reversal of 11813275 is 57231811.

11813275 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11813275 - 2¹¹ = 11811227 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2530 + ... + 5479.

It is an arithmetic number, because the mean of its divisors is an integer number (1241550).

Almost surely, 2^11813275 is an apocalyptic number.

11813275 is a deficient number, since it is larger than the sum of its proper divisors (3085325).

11813275 is an equidigital number, since it uses as much as digits as its factorization.

11813275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8078 (or 8073 counting only the distinct ones).

The product of its digits is 1680, while the sum is 28.

The square root of 11813275 is about 3437.0445152776. The cubic root of 11813275 is about 227.7491534303.

The spelling of 11813275 in words is "eleven million, eight hundred thirteen thousand, two hundred seventy-five".