577913117 has 2 divisors, whose sum is σ = 577913118. Its totient is φ = 577913116.

The previous prime is 577913087. The next prime is 577913143. The reversal of 577913117 is 711319775.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449906521 + 128006596 = 21211^2 + 11314^2 .

It is a cyclic number.

It is not a de Polignac number, because 577913117 - 2⁶ = 577913053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (577913717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288956558 + 288956559.

It is an arithmetic number, because the mean of its divisors is an integer number (288956559).

Almost surely, 2^577913117 is an apocalyptic number.

It is an amenable number.

577913117 is a deficient number, since it is larger than the sum of its proper divisors (1).

577913117 is an equidigital number, since it uses as much as digits as its factorization.

577913117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46305, while the sum is 41.

The square root of 577913117 is about 24039.8235642444. The cubic root of 577913117 is about 832.9536787767.

The spelling of 577913117 in words is "five hundred seventy-seven million, nine hundred thirteen thousand, one hundred seventeen".