11667331 has 8 divisors (see below), whose sum is σ = 12658464. Its totient is φ = 10689600.

The previous prime is 11667307. The next prime is 11667347. The reversal of 11667331 is 13376611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11667331 - 2⁷ = 11667203 is a prime.

It is a super-2 number, since 2×11667331² = 272253225327122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11667331.

It is not an unprimeable number, because it can be changed into a prime (11667301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1495 + ... + 5056.

It is an arithmetic number, because the mean of its divisors is an integer number (1582308).

Almost surely, 2^11667331 is an apocalyptic number.

11667331 is a deficient number, since it is larger than the sum of its proper divisors (991133).

11667331 is a wasteful number, since it uses less digits than its factorization.

11667331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6701.

The product of its digits is 2268, while the sum is 28.

The square root of 11667331 is about 3415.7475023778. The cubic root of 11667331 is about 226.8073753884.

The spelling of 11667331 in words is "eleven million, six hundred sixty-seven thousand, three hundred thirty-one".