115705693 has 2 divisors, whose sum is σ = 115705694. Its totient is φ = 115705692.

The previous prime is 115705669. The next prime is 115705747. The reversal of 115705693 is 396507511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114532804 + 1172889 = 10702^2 + 1083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115705693 is a prime.

It is a super-2 number, since 2×115705693² = 26775614785220498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115705633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57852846 + 57852847.

It is an arithmetic number, because the mean of its divisors is an integer number (57852847).

Almost surely, 2^115705693 is an apocalyptic number.

It is an amenable number.

115705693 is a deficient number, since it is larger than the sum of its proper divisors (1).

115705693 is an equidigital number, since it uses as much as digits as its factorization.

115705693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 37.

The square root of 115705693 is about 10756.6580776745. The cubic root of 115705693 is about 487.2870942326.

The spelling of 115705693 in words is "one hundred fifteen million, seven hundred five thousand, six hundred ninety-three".