1116695831 has 2 divisors, whose sum is σ = 1116695832. Its totient is φ = 1116695830.

The previous prime is 1116695809. The next prime is 1116695897. The reversal of 1116695831 is 1385966111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1116695831 - 2¹⁰ = 1116694807 is a prime.

It is a super-2 number, since 2×1116695831² = 2494019157945561122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1116695131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558347915 + 558347916.

It is an arithmetic number, because the mean of its divisors is an integer number (558347916).

Almost surely, 2^1116695831 is an apocalyptic number.

1116695831 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116695831 is an equidigital number, since it uses as much as digits as its factorization.

1116695831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 41.

The square root of 1116695831 is about 33416.9991321782. Note that the first 3 decimals coincide. The cubic root of 1116695831 is about 1037.4765717069.

The spelling of 1116695831 in words is "one billion, one hundred sixteen million, six hundred ninety-five thousand, eight hundred thirty-one".