1080117517 has 2 divisors, whose sum is σ = 1080117518. Its totient is φ = 1080117516.

The previous prime is 1080117509. The next prime is 1080117523. The reversal of 1080117517 is 7157110801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1070991076 + 9126441 = 32726^2 + 3021^2 .

It is a cyclic number.

It is not a de Polignac number, because 1080117517 - 2³ = 1080117509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1080117527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540058758 + 540058759.

It is an arithmetic number, because the mean of its divisors is an integer number (540058759).

Almost surely, 2^1080117517 is an apocalyptic number.

It is an amenable number.

1080117517 is a deficient number, since it is larger than the sum of its proper divisors (1).

1080117517 is an equidigital number, since it uses as much as digits as its factorization.

1080117517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1960, while the sum is 31.

The square root of 1080117517 is about 32865.1413658910. The cubic root of 1080117517 is about 1026.0227798496.

The spelling of 1080117517 in words is "one billion, eighty million, one hundred seventeen thousand, five hundred seventeen".