115417331 has 2 divisors, whose sum is σ = 115417332. Its totient is φ = 115417330.

The previous prime is 115417297. The next prime is 115417333. The reversal of 115417331 is 133714511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115417331 is a prime.

It is a super-2 number, since 2×115417331² = 26642320590327122, which contains 22 as substring.

Together with 115417333, it forms a pair of twin primes.

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 115417331.

It is not a weakly prime, because it can be changed into another prime (115417333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57708665 + 57708666.

It is an arithmetic number, because the mean of its divisors is an integer number (57708666).

Almost surely, 2^115417331 is an apocalyptic number.

115417331 is a deficient number, since it is larger than the sum of its proper divisors (1).

115417331 is an equidigital number, since it uses as much as digits as its factorization.

115417331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 26.

The square root of 115417331 is about 10743.2458316842. The cubic root of 115417331 is about 486.8819514663.

The spelling of 115417331 in words is "one hundred fifteen million, four hundred seventeen thousand, three hundred thirty-one".