11664151 has 4 divisors (see below), whose sum is σ = 12171312. Its totient is φ = 11156992.

The previous prime is 11664089. The next prime is 11664181. The reversal of 11664151 is 15146611.

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

It is a cyclic number.

It is not a de Polignac number, because 11664151 - 2¹⁷ = 11533079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11664181) 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, 253546 + ... + 253591.

It is an arithmetic number, because the mean of its divisors is an integer number (3042828).

Almost surely, 2^11664151 is an apocalyptic number.

11664151 is a deficient number, since it is larger than the sum of its proper divisors (507161).

11664151 is an equidigital number, since it uses as much as digits as its factorization.

11664151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507160.

The product of its digits is 720, while the sum is 25.

The square root of 11664151 is about 3415.2819795736. The cubic root of 11664151 is about 226.7867676192.

The spelling of 11664151 in words is "eleven million, six hundred sixty-four thousand, one hundred fifty-one".