115705477 has 2 divisors, whose sum is σ = 115705478. Its totient is φ = 115705476.

The previous prime is 115705463. The next prime is 115705487. The reversal of 115705477 is 774507511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90041121 + 25664356 = 9489^2 + 5066^2 .

It is an emirp because it is prime and its reverse (774507511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115705477 - 2¹¹ = 115703429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115705427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57852738 + 57852739.

It is an arithmetic number, because the mean of its divisors is an integer number (57852739).

Almost surely, 2^115705477 is an apocalyptic number.

It is an amenable number.

115705477 is a deficient number, since it is larger than the sum of its proper divisors (1).

115705477 is an equidigital number, since it uses as much as digits as its factorization.

115705477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34300, while the sum is 37.

The square root of 115705477 is about 10756.6480373767. The cubic root of 115705477 is about 487.2867910091.

The spelling of 115705477 in words is "one hundred fifteen million, seven hundred five thousand, four hundred seventy-seven".