116698137 has 4 divisors (see below), whose sum is σ = 155597520. Its totient is φ = 77798756.

The previous prime is 116698123. The next prime is 116698139. The reversal of 116698137 is 731896611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 116698137 - 2⁷ = 116698009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116698139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19449687 + ... + 19449692.

It is an arithmetic number, because the mean of its divisors is an integer number (38899380).

Almost surely, 2^116698137 is an apocalyptic number.

It is an amenable number.

116698137 is a deficient number, since it is larger than the sum of its proper divisors (38899383).

116698137 is an equidigital number, since it uses as much as digits as its factorization.

116698137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38899382.

The product of its digits is 54432, while the sum is 42.

The square root of 116698137 is about 10802.6911924761. The cubic root of 116698137 is about 488.6763345084.

The spelling of 116698137 in words is "one hundred sixteen million, six hundred ninety-eight thousand, one hundred thirty-seven".