116563231 has 2 divisors, whose sum is σ = 116563232. Its totient is φ = 116563230.

The previous prime is 116563219. The next prime is 116563247. The reversal of 116563231 is 132365611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116563231 - 2¹¹ = 116561183 is a prime.

It is a super-2 number, since 2×116563231² = 27173973642318722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116563231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116563201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58281615 + 58281616.

It is an arithmetic number, because the mean of its divisors is an integer number (58281616).

Almost surely, 2^116563231 is an apocalyptic number.

116563231 is a deficient number, since it is larger than the sum of its proper divisors (1).

116563231 is an equidigital number, since it uses as much as digits as its factorization.

116563231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 28.

The square root of 116563231 is about 10796.4452946329. The cubic root of 116563231 is about 488.4879544953.

The spelling of 116563231 in words is "one hundred sixteen million, five hundred sixty-three thousand, two hundred thirty-one".