1116783131 has 2 divisors, whose sum is σ = 1116783132. Its totient is φ = 1116783130.

The previous prime is 1116783119. The next prime is 1116783139. The reversal of 1116783131 is 1313876111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1116783131 - 2⁶ = 1116783067 is a prime.

It is a super-2 number, since 2×1116783131² = 2494409123372326322, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1116783139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558391565 + 558391566.

It is an arithmetic number, because the mean of its divisors is an integer number (558391566).

Almost surely, 2^1116783131 is an apocalyptic number.

1116783131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116783131 is an equidigital number, since it uses as much as digits as its factorization.

1116783131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 32.

The square root of 1116783131 is about 33418.3053280683. The cubic root of 1116783131 is about 1037.5036066261.

The spelling of 1116783131 in words is "one billion, one hundred sixteen million, seven hundred eighty-three thousand, one hundred thirty-one".