11373663 has 16 divisors (see below), whose sum is σ = 18351360. Its totient is φ = 6116736.

The previous prime is 11373631. The next prime is 11373667. The reversal of 11373663 is 36637311.

It is not a de Polignac number, because 11373663 - 2⁵ = 11373631 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11373663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11373667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15573 + ... + 16286.

It is an arithmetic number, because the mean of its divisors is an integer number (1146960).

Almost surely, 2^11373663 is an apocalyptic number.

11373663 is a deficient number, since it is larger than the sum of its proper divisors (6977697).

11373663 is a wasteful number, since it uses less digits than its factorization.

11373663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31886.

The product of its digits is 6804, while the sum is 30.

The square root of 11373663 is about 3372.4861749161. The cubic root of 11373663 is about 224.8882605666. Note that the first 3 decimals are identical.

The spelling of 11373663 in words is "eleven million, three hundred seventy-three thousand, six hundred sixty-three".