97084979 has 2 divisors, whose sum is σ = 97084980. Its totient is φ = 97084978.

The previous prime is 97084951. The next prime is 97084993. The reversal of 97084979 is 97948079.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97084979 - 2⁸ = 97084723 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97084979.

It is not a weakly prime, because it can be changed into another prime (97083979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48542489 + 48542490.

It is an arithmetic number, because the mean of its divisors is an integer number (48542490).

Almost surely, 2^97084979 is an apocalyptic number.

97084979 is a deficient number, since it is larger than the sum of its proper divisors (1).

97084979 is an equidigital number, since it uses as much as digits as its factorization.

97084979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 53.

The square root of 97084979 is about 9853.1710124203. The cubic root of 97084979 is about 459.6042263756.

The spelling of 97084979 in words is "ninety-seven million, eighty-four thousand, nine hundred seventy-nine".