11567117 has 2 divisors, whose sum is σ = 11567118. Its totient is φ = 11567116.

The previous prime is 11567113. The next prime is 11567131. The reversal of 11567117 is 71176511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11485321 + 81796 = 3389^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 11567117 - 2² = 11567113 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11567117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11567111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5783558 + 5783559.

It is an arithmetic number, because the mean of its divisors is an integer number (5783559).

Almost surely, 2^11567117 is an apocalyptic number.

It is an amenable number.

11567117 is a deficient number, since it is larger than the sum of its proper divisors (1).

11567117 is an equidigital number, since it uses as much as digits as its factorization.

11567117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1470, while the sum is 29.

The square root of 11567117 is about 3401.0464566071. The cubic root of 11567117 is about 226.1561363949.

The spelling of 11567117 in words is "eleven million, five hundred sixty-seven thousand, one hundred seventeen".