11622571 has 2 divisors, whose sum is σ = 11622572. Its totient is φ = 11622570.

The previous prime is 11622563. The next prime is 11622581. The reversal of 11622571 is 17522611.

11622571 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 11622571 - 2³ = 11622563 is a prime.

It is not a weakly prime, because it can be changed into another prime (11622581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5811285 + 5811286.

It is an arithmetic number, because the mean of its divisors is an integer number (5811286).

Almost surely, 2^11622571 is an apocalyptic number.

11622571 is a deficient number, since it is larger than the sum of its proper divisors (1).

11622571 is an equidigital number, since it uses as much as digits as its factorization.

11622571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 840, while the sum is 25.

The square root of 11622571 is about 3409.1891997952. The cubic root of 11622571 is about 226.5169659837.

The spelling of 11622571 in words is "eleven million, six hundred twenty-two thousand, five hundred seventy-one".