96999979 has 2 divisors, whose sum is σ = 96999980. Its totient is φ = 96999978.

The previous prime is 96999949. The next prime is 97000003. The reversal of 96999979 is 97999969.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 96999979 - 2¹¹ = 96997931 is a prime.

It is not a weakly prime, because it can be changed into another prime (96999919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48499989 + 48499990.

It is an arithmetic number, because the mean of its divisors is an integer number (48499990).

Almost surely, 2^96999979 is an apocalyptic number.

96999979 is a deficient number, since it is larger than the sum of its proper divisors (1).

96999979 is an equidigital number, since it uses as much as digits as its factorization.

96999979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22320522, while the sum is 67.

The square root of 96999979 is about 9848.8567356826. The cubic root of 96999979 is about 459.4700560631.

The spelling of 96999979 in words is "ninety-six million, nine hundred ninety-nine thousand, nine hundred seventy-nine".