115477693 has 2 divisors, whose sum is σ = 115477694. Its totient is φ = 115477692.

The previous prime is 115477669. The next prime is 115477709. The reversal of 115477693 is 396774511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93180409 + 22297284 = 9653^2 + 4722^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115477693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115477603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57738846 + 57738847.

It is an arithmetic number, because the mean of its divisors is an integer number (57738847).

Almost surely, 2^115477693 is an apocalyptic number.

It is an amenable number.

115477693 is a deficient number, since it is larger than the sum of its proper divisors (1).

115477693 is an equidigital number, since it uses as much as digits as its factorization.

115477693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 43.

The square root of 115477693 is about 10746.0547644240. The cubic root of 115477693 is about 486.9668146499.

The spelling of 115477693 in words is "one hundred fifteen million, four hundred seventy-seven thousand, six hundred ninety-three".