11664351 has 16 divisors (see below), whose sum is σ = 17877600. Its totient is φ = 7507584.

The previous prime is 11664343. The next prime is 11664353. The reversal of 11664351 is 15346611.

11664351 is a `hidden beast` number, since 1 + 16 + 643 + 5 + 1 = 666.

It is not a de Polignac number, because 11664351 - 2³ = 11664343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11664353) 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, 6666 + ... + 8231.

It is an arithmetic number, because the mean of its divisors is an integer number (1117350).

Almost surely, 2^11664351 is an apocalyptic number.

11664351 is a deficient number, since it is larger than the sum of its proper divisors (6213249).

11664351 is a wasteful number, since it uses less digits than its factorization.

11664351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14935 (or 14929 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 11664351 is about 3415.3112596072. The cubic root of 11664351 is about 226.7880638157.

The spelling of 11664351 in words is "eleven million, six hundred sixty-four thousand, three hundred fifty-one".