97994075923 has 2 divisors, whose sum is σ = 97994075924. Its totient is φ = 97994075922.

The previous prime is 97994075891. The next prime is 97994075947. The reversal of 97994075923 is 32957049979.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97994075923 - 2⁵ = 97994075891 is a prime.

It is a super-3 number, since 3×97994075923³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (97994025923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48997037961 + 48997037962.

It is an arithmetic number, because the mean of its divisors is an integer number (48997037962).

Almost surely, 2^97994075923 is an apocalyptic number.

97994075923 is a deficient number, since it is larger than the sum of its proper divisors (1).

97994075923 is an equidigital number, since it uses as much as digits as its factorization.

97994075923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38578680, while the sum is 64.

The spelling of 97994075923 in words is "ninety-seven billion, nine hundred ninety-four million, seventy-five thousand, nine hundred twenty-three".