116631071 has 2 divisors, whose sum is σ = 116631072. Its totient is φ = 116631070.

The previous prime is 116631043. The next prime is 116631077. The reversal of 116631071 is 170136611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116631071 - 2²² = 112436767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116631071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116631077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58315535 + 58315536.

It is an arithmetic number, because the mean of its divisors is an integer number (58315536).

Almost surely, 2^116631071 is an apocalyptic number.

116631071 is a deficient number, since it is larger than the sum of its proper divisors (1).

116631071 is an equidigital number, since it uses as much as digits as its factorization.

116631071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 116631071 is about 10799.5866124588. The cubic root of 116631071 is about 488.5827030584.

Adding to 116631071 its reverse (170136611), we get a palindrome (286767682).

The spelling of 116631071 in words is "one hundred sixteen million, six hundred thirty-one thousand, seventy-one".