97373231 has 2 divisors, whose sum is σ = 97373232. Its totient is φ = 97373230.

The previous prime is 97373179. The next prime is 97373279. The reversal of 97373231 is 13237379.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97373231 - 2²² = 93178927 is a prime.

It is a super-2 number, since 2×97373231² = 18963092230758722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97373191 and 97373200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97373291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48686615 + 48686616.

It is an arithmetic number, because the mean of its divisors is an integer number (48686616).

Almost surely, 2^97373231 is an apocalyptic number.

97373231 is a deficient number, since it is larger than the sum of its proper divisors (1).

97373231 is an equidigital number, since it uses as much as digits as its factorization.

97373231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814, while the sum is 35.

The square root of 97373231 is about 9867.7875433149. The cubic root of 97373231 is about 460.0586424922.

The spelling of 97373231 in words is "ninety-seven million, three hundred seventy-three thousand, two hundred thirty-one".