115019617 has 2 divisors, whose sum is σ = 115019618. Its totient is φ = 115019616.

The previous prime is 115019599. The next prime is 115019621. The reversal of 115019617 is 716910511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72522256 + 42497361 = 8516^2 + 6519^2 .

It is a cyclic number.

It is not a de Polignac number, because 115019617 - 2¹⁵ = 114986849 is a prime.

It is not a weakly prime, because it can be changed into another prime (115019647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57509808 + 57509809.

It is an arithmetic number, because the mean of its divisors is an integer number (57509809).

Almost surely, 2^115019617 is an apocalyptic number.

It is an amenable number.

115019617 is a deficient number, since it is larger than the sum of its proper divisors (1).

115019617 is an equidigital number, since it uses as much as digits as its factorization.

115019617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 31.

The square root of 115019617 is about 10724.7199031024. The cubic root of 115019617 is about 486.3220626605.

The spelling of 115019617 in words is "one hundred fifteen million, nineteen thousand, six hundred seventeen".