11833231 has 2 divisors, whose sum is σ = 11833232. Its totient is φ = 11833230.

The previous prime is 11833223. The next prime is 11833249. The reversal of 11833231 is 13233811.

It is a weak prime.

It is an emirp because it is prime and its reverse (13233811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11833231 - 2³ = 11833223 is a prime.

It is a super-2 number, since 2×11833231² = 280050711798722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11833291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5916615 + 5916616.

It is an arithmetic number, because the mean of its divisors is an integer number (5916616).

Almost surely, 2^11833231 is an apocalyptic number.

11833231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11833231 is an equidigital number, since it uses as much as digits as its factorization.

11833231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 11833231 is about 3439.9463658610. The cubic root of 11833231 is about 227.8773257692.

The spelling of 11833231 in words is "eleven million, eight hundred thirty-three thousand, two hundred thirty-one".