1117136131 has 2 divisors, whose sum is σ = 1117136132. Its totient is φ = 1117136130.

The previous prime is 1117136129. The next prime is 1117136159. The reversal of 1117136131 is 1316317111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1117136131 - 2¹ = 1117136129 is a prime.

It is a super-2 number, since 2×1117136131² = 2495986270371298322, which contains 22 as substring.

Together with 1117136129, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1117136096 and 1117136105.

It is not a weakly prime, because it can be changed into another prime (1117136101) 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, 558568065 + 558568066.

It is an arithmetic number, because the mean of its divisors is an integer number (558568066).

Almost surely, 2^1117136131 is an apocalyptic number.

1117136131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117136131 is an equidigital number, since it uses as much as digits as its factorization.

1117136131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378, while the sum is 25.

The square root of 1117136131 is about 33423.5864472980. The cubic root of 1117136131 is about 1037.6129087165.

The spelling of 1117136131 in words is "one billion, one hundred seventeen million, one hundred thirty-six thousand, one hundred thirty-one".