116169979 has 2 divisors, whose sum is σ = 116169980. Its totient is φ = 116169978.

The previous prime is 116169931. The next prime is 116170049. The reversal of 116169979 is 979961611.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (979961611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116169979 - 2¹⁷ = 116038907 is a prime.

It is not a weakly prime, because it can be changed into another prime (116169919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58084989 + 58084990.

It is an arithmetic number, because the mean of its divisors is an integer number (58084990).

Almost surely, 2^116169979 is an apocalyptic number.

116169979 is a deficient number, since it is larger than the sum of its proper divisors (1).

116169979 is an equidigital number, since it uses as much as digits as its factorization.

116169979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 183708, while the sum is 49.

The square root of 116169979 is about 10778.2178025868. The cubic root of 116169979 is about 487.9379946190.

The spelling of 116169979 in words is "one hundred sixteen million, one hundred sixty-nine thousand, nine hundred seventy-nine".