97648099 has 2 divisors, whose sum is σ = 97648100. Its totient is φ = 97648098.

The previous prime is 97648081. The next prime is 97648147. The reversal of 97648099 is 99084679.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97648099 - 2⁷ = 97647971 is a prime.

It is not a weakly prime, because it can be changed into another prime (97645099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48824049 + 48824050.

It is an arithmetic number, because the mean of its divisors is an integer number (48824050).

Almost surely, 2^97648099 is an apocalyptic number.

97648099 is a deficient number, since it is larger than the sum of its proper divisors (1).

97648099 is an equidigital number, since it uses as much as digits as its factorization.

97648099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 52.

The square root of 97648099 is about 9881.7052678169. The cubic root of 97648099 is about 460.4911247962.

The spelling of 97648099 in words is "ninety-seven million, six hundred forty-eight thousand, ninety-nine".