1136612831 has 2 divisors, whose sum is σ = 1136612832. Its totient is φ = 1136612830.

The previous prime is 1136612821. The next prime is 1136612839. The reversal of 1136612831 is 1382166311.

It is a strong prime.

It is an emirp because it is prime and its reverse (1382166311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1136612831 - 2²² = 1132418527 is a prime.

It is a super-2 number, since 2×1136612831² = 2583777455187669122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1136612839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568306415 + 568306416.

It is an arithmetic number, because the mean of its divisors is an integer number (568306416).

Almost surely, 2^1136612831 is an apocalyptic number.

1136612831 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136612831 is an equidigital number, since it uses as much as digits as its factorization.

1136612831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 32.

The square root of 1136612831 is about 33713.6890743211. The cubic root of 1136612831 is about 1043.6082847933.

The spelling of 1136612831 in words is "one billion, one hundred thirty-six million, six hundred twelve thousand, eight hundred thirty-one".