116011505531 has 2 divisors, whose sum is σ = 116011505532. Its totient is φ = 116011505530.

The previous prime is 116011505521. The next prime is 116011505627. The reversal of 116011505531 is 135505110611.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116011505531 is a prime.

It is a super-2 number, since 2×116011505531² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 116011505494 and 116011505503.

It is not a weakly prime, because it can be changed into another prime (116011505521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58005752765 + 58005752766.

It is an arithmetic number, because the mean of its divisors is an integer number (58005752766).

Almost surely, 2^116011505531 is an apocalyptic number.

116011505531 is a deficient number, since it is larger than the sum of its proper divisors (1).

116011505531 is an equidigital number, since it uses as much as digits as its factorization.

116011505531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250, while the sum is 29.

The spelling of 116011505531 in words is "one hundred sixteen billion, eleven million, five hundred five thousand, five hundred thirty-one".