116566031 has 2 divisors, whose sum is σ = 116566032. Its totient is φ = 116566030.

The previous prime is 116565989. The next prime is 116566049. The reversal of 116566031 is 130665611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116566031 - 2²⁶ = 49457167 is a prime.

It is a super-2 number, since 2×116566031² = 27175279166185922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 116565985 and 116566003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116566531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58283015 + 58283016.

It is an arithmetic number, because the mean of its divisors is an integer number (58283016).

Almost surely, 2^116566031 is an apocalyptic number.

116566031 is a deficient number, since it is larger than the sum of its proper divisors (1).

116566031 is an equidigital number, since it uses as much as digits as its factorization.

116566031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 116566031 is about 10796.5749661640. The cubic root of 116566031 is about 488.4918658355.

The spelling of 116566031 in words is "one hundred sixteen million, five hundred sixty-six thousand, thirty-one".