115479577 has 2 divisors, whose sum is σ = 115479578. Its totient is φ = 115479576.

The previous prime is 115479491. The next prime is 115479601. The reversal of 115479577 is 775974511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96609241 + 18870336 = 9829^2 + 4344^2 .

It is a cyclic number.

It is not a de Polignac number, because 115479577 - 2¹¹ = 115477529 is a prime.

It is not a weakly prime, because it can be changed into another prime (115479677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57739788 + 57739789.

It is an arithmetic number, because the mean of its divisors is an integer number (57739789).

Almost surely, 2^115479577 is an apocalyptic number.

It is an amenable number.

115479577 is a deficient number, since it is larger than the sum of its proper divisors (1).

115479577 is an equidigital number, since it uses as much as digits as its factorization.

115479577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 308700, while the sum is 46.

The square root of 115479577 is about 10746.1424241446. The cubic root of 115479577 is about 486.9694628972.

The spelling of 115479577 in words is "one hundred fifteen million, four hundred seventy-nine thousand, five hundred seventy-seven".