115622417 has 2 divisors, whose sum is σ = 115622418. Its totient is φ = 115622416.

The previous prime is 115622393. The next prime is 115622431. The reversal of 115622417 is 714226511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115584001 + 38416 = 10751^2 + 196^2 .

It is a cyclic number.

It is not a de Polignac number, because 115622417 - 2⁸ = 115622161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115622417.

It is not a weakly prime, because it can be changed into another prime (115622497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57811208 + 57811209.

It is an arithmetic number, because the mean of its divisors is an integer number (57811209).

Almost surely, 2^115622417 is an apocalyptic number.

It is an amenable number.

115622417 is a deficient number, since it is larger than the sum of its proper divisors (1).

115622417 is an equidigital number, since it uses as much as digits as its factorization.

115622417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 29.

The square root of 115622417 is about 10752.7864760721. The cubic root of 115622417 is about 487.1701623336.

Adding to 115622417 its reverse (714226511), we get a palindrome (829848928).

The spelling of 115622417 in words is "one hundred fifteen million, six hundred twenty-two thousand, four hundred seventeen".