97498979 has 2 divisors, whose sum is σ = 97498980. Its totient is φ = 97498978.

The previous prime is 97498967. The next prime is 97498987. The reversal of 97498979 is 97989479.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97498979 - 2⁴ = 97498963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97498949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48749489 + 48749490.

It is an arithmetic number, because the mean of its divisors is an integer number (48749490).

Almost surely, 2^97498979 is an apocalyptic number.

97498979 is a deficient number, since it is larger than the sum of its proper divisors (1).

97498979 is an equidigital number, since it uses as much as digits as its factorization.

97498979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10287648, while the sum is 62.

The square root of 97498979 is about 9874.1571285857. The cubic root of 97498979 is about 460.2565975437.

The spelling of 97498979 in words is "ninety-seven million, four hundred ninety-eight thousand, nine hundred seventy-nine".