117086318131 has 2 divisors, whose sum is σ = 117086318132. Its totient is φ = 117086318130.

The previous prime is 117086318101. The next prime is 117086318233. The reversal of 117086318131 is 131813680711.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (131813680711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117086318131 is a prime.

It is a super-2 number, since 2×117086318131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (117086318101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58543159065 + 58543159066.

It is an arithmetic number, because the mean of its divisors is an integer number (58543159066).

Almost surely, 2^117086318131 is an apocalyptic number.

117086318131 is a deficient number, since it is larger than the sum of its proper divisors (1).

117086318131 is an equidigital number, since it uses as much as digits as its factorization.

117086318131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 40.

Adding to 117086318131 its reverse (131813680711), we get a palindrome (248899998842).

The spelling of 117086318131 in words is "one hundred seventeen billion, eighty-six million, three hundred eighteen thousand, one hundred thirty-one".