97945283 has 2 divisors, whose sum is σ = 97945284. Its totient is φ = 97945282.

The previous prime is 97945259. The next prime is 97945303. The reversal of 97945283 is 38254979.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97945283 - 2²⁰ = 96896707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (97945583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48972641 + 48972642.

It is an arithmetic number, because the mean of its divisors is an integer number (48972642).

Almost surely, 2^97945283 is an apocalyptic number.

97945283 is a deficient number, since it is larger than the sum of its proper divisors (1).

97945283 is an equidigital number, since it uses as much as digits as its factorization.

97945283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The square root of 97945283 is about 9896.7309249065. The cubic root of 97945283 is about 460.9578073665.

The spelling of 97945283 in words is "ninety-seven million, nine hundred forty-five thousand, two hundred eighty-three".