1080798931 has 2 divisors, whose sum is σ = 1080798932. Its totient is φ = 1080798930.

The previous prime is 1080798913. The next prime is 1080798967. The reversal of 1080798931 is 1398970801.

Together with previous prime (1080798913) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1080798931 - 2⁵ = 1080798899 is a prime.

It is a super-2 number, since 2×1080798931² = 2336252658501485522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1080798431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540399465 + 540399466.

It is an arithmetic number, because the mean of its divisors is an integer number (540399466).

Almost surely, 2^1080798931 is an apocalyptic number.

1080798931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1080798931 is an equidigital number, since it uses as much as digits as its factorization.

1080798931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 46.

The square root of 1080798931 is about 32875.5065512305. The cubic root of 1080798931 is about 1026.2384969061.

The spelling of 1080798931 in words is "one billion, eighty million, seven hundred ninety-eight thousand, nine hundred thirty-one".