97159211 has 2 divisors, whose sum is σ = 97159212. Its totient is φ = 97159210.

The previous prime is 97159207. The next prime is 97159243. The reversal of 97159211 is 11295179.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97159211 - 2² = 97159207 is a prime.

It is a Chen prime.

It is equal to p_5607197 and since 97159211 and 5607197 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (97159261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48579605 + 48579606.

It is an arithmetic number, because the mean of its divisors is an integer number (48579606).

Almost surely, 2^97159211 is an apocalyptic number.

97159211 is a deficient number, since it is larger than the sum of its proper divisors (1).

97159211 is an equidigital number, since it uses as much as digits as its factorization.

97159211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 35.

The square root of 97159211 is about 9856.9372017884. The cubic root of 97159211 is about 459.7213356323.

The spelling of 97159211 in words is "ninety-seven million, one hundred fifty-nine thousand, two hundred eleven".