97311113 has 2 divisors, whose sum is σ = 97311114. Its totient is φ = 97311112.

The previous prime is 97311101. The next prime is 97311161. The reversal of 97311113 is 31111379.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51437584 + 45873529 = 7172^2 + 6773^2 .

It is a cyclic number.

It is not a de Polignac number, because 97311113 - 2¹⁰ = 97310089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (97311013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48655556 + 48655557.

It is an arithmetic number, because the mean of its divisors is an integer number (48655557).

Almost surely, 2^97311113 is an apocalyptic number.

It is an amenable number.

97311113 is a deficient number, since it is larger than the sum of its proper divisors (1).

97311113 is an equidigital number, since it uses as much as digits as its factorization.

97311113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567, while the sum is 26.

The square root of 97311113 is about 9864.6395271191. The cubic root of 97311113 is about 459.9607921844.

The spelling of 97311113 in words is "ninety-seven million, three hundred eleven thousand, one hundred thirteen".