97914174893 has 2 divisors, whose sum is σ = 97914174894. Its totient is φ = 97914174892.

The previous prime is 97914174811. The next prime is 97914174931. The reversal of 97914174893 is 39847141979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92807357449 + 5106817444 = 304643^2 + 71462^2 .

It is a cyclic number.

It is not a de Polignac number, because 97914174893 - 2²⁰ = 97913126317 is a prime.

It is a super-2 number, since 2×97914174893² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97914174493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48957087446 + 48957087447.

It is an arithmetic number, because the mean of its divisors is an integer number (48957087447).

Almost surely, 2^97914174893 is an apocalyptic number.

It is an amenable number.

97914174893 is a deficient number, since it is larger than the sum of its proper divisors (1).

97914174893 is an equidigital number, since it uses as much as digits as its factorization.

97914174893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13716864, while the sum is 62.

The spelling of 97914174893 in words is "ninety-seven billion, nine hundred fourteen million, one hundred seventy-four thousand, eight hundred ninety-three".