97893373231 has 2 divisors, whose sum is σ = 97893373232. Its totient is φ = 97893373230.

The previous prime is 97893373199. The next prime is 97893373307. The reversal of 97893373231 is 13237339879.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97893373231 - 2⁵ = 97893373199 is a prime.

It is a super-2 number, since 2×97893373231² (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 (97893343231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48946686615 + 48946686616.

It is an arithmetic number, because the mean of its divisors is an integer number (48946686616).

Almost surely, 2^97893373231 is an apocalyptic number.

97893373231 is a deficient number, since it is larger than the sum of its proper divisors (1).

97893373231 is an equidigital number, since it uses as much as digits as its factorization.

97893373231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5143824, while the sum is 55.

The spelling of 97893373231 in words is "ninety-seven billion, eight hundred ninety-three million, three hundred seventy-three thousand, two hundred thirty-one".