880131517 has 2 divisors, whose sum is σ = 880131518. Its totient is φ = 880131516.

The previous prime is 880131479. The next prime is 880131533. The reversal of 880131517 is 715131088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 590927481 + 289204036 = 24309^2 + 17006^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-880131517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880131557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440065758 + 440065759.

It is an arithmetic number, because the mean of its divisors is an integer number (440065759).

Almost surely, 2^880131517 is an apocalyptic number.

It is an amenable number.

880131517 is a deficient number, since it is larger than the sum of its proper divisors (1).

880131517 is an equidigital number, since it uses as much as digits as its factorization.

880131517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 34.

The square root of 880131517 is about 29667.0105841489. The cubic root of 880131517 is about 958.3317079107.

The spelling of 880131517 in words is "eight hundred eighty million, one hundred thirty-one thousand, five hundred seventeen".