116121659 has 2 divisors, whose sum is σ = 116121660. Its totient is φ = 116121658.

The previous prime is 116121589. The next prime is 116121661. The reversal of 116121659 is 956121611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 116121659 - 2¹² = 116117563 is a prime.

Together with 116121661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116121259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58060829 + 58060830.

It is an arithmetic number, because the mean of its divisors is an integer number (58060830).

Almost surely, 2^116121659 is an apocalyptic number.

116121659 is a deficient number, since it is larger than the sum of its proper divisors (1).

116121659 is an equidigital number, since it uses as much as digits as its factorization.

116121659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 32.

The square root of 116121659 is about 10775.9760114804. The cubic root of 116121659 is about 487.8703338981.

The spelling of 116121659 in words is "one hundred sixteen million, one hundred twenty-one thousand, six hundred fifty-nine".