116642837 has 2 divisors, whose sum is σ = 116642838. Its totient is φ = 116642836.

The previous prime is 116642783. The next prime is 116642857. The reversal of 116642837 is 738246611.

Together with previous prime (116642783) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105042001 + 11600836 = 10249^2 + 3406^2 .

It is a cyclic number.

It is not a de Polignac number, because 116642837 - 2¹⁶ = 116577301 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116642837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116642857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58321418 + 58321419.

It is an arithmetic number, because the mean of its divisors is an integer number (58321419).

Almost surely, 2^116642837 is an apocalyptic number.

It is an amenable number.

116642837 is a deficient number, since it is larger than the sum of its proper divisors (1).

116642837 is an equidigital number, since it uses as much as digits as its factorization.

116642837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 38.

The square root of 116642837 is about 10800.1313417940. The cubic root of 116642837 is about 488.5991322733.

The spelling of 116642837 in words is "one hundred sixteen million, six hundred forty-two thousand, eight hundred thirty-seven".