11365091 has 2 divisors, whose sum is σ = 11365092. Its totient is φ = 11365090.

The previous prime is 11365087. The next prime is 11365099. The reversal of 11365091 is 19056311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11365091 - 2² = 11365087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11365091.

It is not a weakly prime, because it can be changed into another prime (11365099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682545 + 5682546.

It is an arithmetic number, because the mean of its divisors is an integer number (5682546).

Almost surely, 2^11365091 is an apocalyptic number.

11365091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11365091 is an equidigital number, since it uses as much as digits as its factorization.

11365091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 11365091 is about 3371.2150628520. The cubic root of 11365091 is about 224.8317491135.

The spelling of 11365091 in words is "eleven million, three hundred sixty-five thousand, ninety-one".