880977613 has 2 divisors, whose sum is σ = 880977614. Its totient is φ = 880977612.

The previous prime is 880977599. The next prime is 880977667. The reversal of 880977613 is 316779088.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 766016329 + 114961284 = 27677^2 + 10722^2 .

It is a cyclic number.

It is not a de Polignac number, because 880977613 - 2⁹ = 880977101 is a prime.

It is a super-2 number, since 2×880977613² = 1552243109214355538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880977683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440488806 + 440488807.

It is an arithmetic number, because the mean of its divisors is an integer number (440488807).

Almost surely, 2^880977613 is an apocalyptic number.

It is an amenable number.

880977613 is a deficient number, since it is larger than the sum of its proper divisors (1).

880977613 is an equidigital number, since it uses as much as digits as its factorization.

880977613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 880977613 is about 29681.2670383190. The cubic root of 880977613 is about 958.6387002634.

The spelling of 880977613 in words is "eight hundred eighty million, nine hundred seventy-seven thousand, six hundred thirteen".