11365331 has 2 divisors, whose sum is σ = 11365332. Its totient is φ = 11365330.

The previous prime is 11365309. The next prime is 11365349. The reversal of 11365331 is 13356311.

It is a happy number.

11365331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11365331 - 2¹⁰ = 11364307 is a prime.

It is a super-2 number, since 2×11365331² = 258341497479122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11365297 and 11365306.

It is not a weakly prime, because it can be changed into another prime (11365301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682665 + 5682666.

It is an arithmetic number, because the mean of its divisors is an integer number (5682666).

Almost surely, 2^11365331 is an apocalyptic number.

11365331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11365331 is an equidigital number, since it uses as much as digits as its factorization.

11365331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 23.

The square root of 11365331 is about 3371.2506581386. The cubic root of 11365331 is about 224.8333317153.

It can be divided in two parts, 113 and 65331, that multiplied together give a triangular number (7382403 = T₃₈₄₂).

The spelling of 11365331 in words is "eleven million, three hundred sixty-five thousand, three hundred thirty-one".