11364391 has 2 divisors, whose sum is σ = 11364392. Its totient is φ = 11364390.

The previous prime is 11364389. The next prime is 11364401. The reversal of 11364391 is 19346311.

11364391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11364391 - 2¹ = 11364389 is a prime.

Together with 11364389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11365391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682195 + 5682196.

It is an arithmetic number, because the mean of its divisors is an integer number (5682196).

Almost surely, 2^11364391 is an apocalyptic number.

11364391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11364391 is an equidigital number, since it uses as much as digits as its factorization.

11364391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 28.

The square root of 11364391 is about 3371.1112411192. Note that the first 3 decimals coincide. The cubic root of 11364391 is about 224.8271330644.

The spelling of 11364391 in words is "eleven million, three hundred sixty-four thousand, three hundred ninety-one".