97118533 has 2 divisors, whose sum is σ = 97118534. Its totient is φ = 97118532.

The previous prime is 97118513. The next prime is 97118537. The reversal of 97118533 is 33581179.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91814724 + 5303809 = 9582^2 + 2303^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97118533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97118492 and 97118501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97118537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48559266 + 48559267.

It is an arithmetic number, because the mean of its divisors is an integer number (48559267).

Almost surely, 2^97118533 is an apocalyptic number.

It is an amenable number.

97118533 is a deficient number, since it is larger than the sum of its proper divisors (1).

97118533 is an equidigital number, since it uses as much as digits as its factorization.

97118533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 37.

The square root of 97118533 is about 9854.8735659064. The cubic root of 97118533 is about 459.6571689423.

The spelling of 97118533 in words is "ninety-seven million, one hundred eighteen thousand, five hundred thirty-three".