656110097 has 2 divisors, whose sum is σ = 656110098. Its totient is φ = 656110096.

The previous prime is 656110073. The next prime is 656110151. The reversal of 656110097 is 790011656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 655411201 + 698896 = 25601^2 + 836^2 .

It is a cyclic number.

It is not a de Polignac number, because 656110097 - 2⁸ = 656109841 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (656112097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328055048 + 328055049.

It is an arithmetic number, because the mean of its divisors is an integer number (328055049).

Almost surely, 2^656110097 is an apocalyptic number.

It is an amenable number.

656110097 is a deficient number, since it is larger than the sum of its proper divisors (1).

656110097 is an equidigital number, since it uses as much as digits as its factorization.

656110097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 656110097 is about 25614.6461423928. The cubic root of 656110097 is about 868.9449036194.

The spelling of 656110097 in words is "six hundred fifty-six million, one hundred ten thousand, ninety-seven".