97111233 has 6 divisors (see below), whose sum is σ = 140271794. Its totient is φ = 64740816.

The previous prime is 97111229. The next prime is 97111237. The reversal of 97111233 is 33211179.

It is an interprime number because it is at equal distance from previous prime (97111229) and next prime (97111237).

It can be written as a sum of positive squares in only one way, i.e., 69105969 + 28005264 = 8313^2 + 5292^2 .

It is not a de Polignac number, because 97111233 - 2² = 97111229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97111197 and 97111206.

It is not an unprimeable number, because it can be changed into a prime (97111237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5395060 + ... + 5395077.

Almost surely, 2^97111233 is an apocalyptic number.

It is an amenable number.

97111233 is a deficient number, since it is larger than the sum of its proper divisors (43160561).

97111233 is a wasteful number, since it uses less digits than its factorization.

97111233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10790143 (or 10790140 counting only the distinct ones).

The product of its digits is 1134, while the sum is 27.

The square root of 97111233 is about 9854.5031838241. The cubic root of 97111233 is about 459.6456518085.

It can be divided in two parts, 97111 and 233, that added together give a square (97344 = 312²).

The spelling of 97111233 in words is "ninety-seven million, one hundred eleven thousand, two hundred thirty-three".