11877231 has 8 divisors (see below), whose sum is σ = 16104960. Its totient is φ = 7783832.

The previous prime is 11877209. The next prime is 11877241. The reversal of 11877231 is 13277811.

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 11877231 - 2⁵ = 11877199 is a prime.

It is a super-2 number, since 2×11877231² = 282137232454722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11877241) 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, 33375 + ... + 33728.

It is an arithmetic number, because the mean of its divisors is an integer number (2013120).

Almost surely, 2^11877231 is an apocalyptic number.

11877231 is a deficient number, since it is larger than the sum of its proper divisors (4227729).

11877231 is an equidigital number, since it uses as much as digits as its factorization.

11877231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67165.

The product of its digits is 2352, while the sum is 30.

The square root of 11877231 is about 3446.3358803228. The cubic root of 11877231 is about 228.1594183635.

The spelling of 11877231 in words is "eleven million, eight hundred seventy-seven thousand, two hundred thirty-one".