115604977 has 2 divisors, whose sum is σ = 115604978. Its totient is φ = 115604976.

The previous prime is 115604963. The next prime is 115605019. The reversal of 115604977 is 779406511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65351056 + 50253921 = 8084^2 + 7089^2 .

It is a cyclic number.

It is not a de Polignac number, because 115604977 - 2⁷ = 115604849 is a prime.

It is not a weakly prime, because it can be changed into another prime (115604677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57802488 + 57802489.

It is an arithmetic number, because the mean of its divisors is an integer number (57802489).

Almost surely, 2^115604977 is an apocalyptic number.

It is an amenable number.

115604977 is a deficient number, since it is larger than the sum of its proper divisors (1).

115604977 is an equidigital number, since it uses as much as digits as its factorization.

115604977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 115604977 is about 10751.9754929036. The cubic root of 115604977 is about 487.1456668679.

The spelling of 115604977 in words is "one hundred fifteen million, six hundred four thousand, nine hundred seventy-seven".