116115511 has 2 divisors, whose sum is σ = 116115512. Its totient is φ = 116115510.

The previous prime is 116115469. The next prime is 116115529. The reversal of 116115511 is 115511611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116115511 - 2¹¹ = 116113463 is a prime.

It is a super-2 number, since 2×116115511² = 26965623789582242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116115581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58057755 + 58057756.

It is an arithmetic number, because the mean of its divisors is an integer number (58057756).

Almost surely, 2^116115511 is an apocalyptic number.

116115511 is a deficient number, since it is larger than the sum of its proper divisors (1).

116115511 is an equidigital number, since it uses as much as digits as its factorization.

116115511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150, while the sum is 22.

The square root of 116115511 is about 10775.6907435208. The cubic root of 116115511 is about 487.8617237337.

The spelling of 116115511 in words is "one hundred sixteen million, one hundred fifteen thousand, five hundred eleven".