97042117 has 2 divisors, whose sum is σ = 97042118. Its totient is φ = 97042116.

The previous prime is 97042111. The next prime is 97042159. The reversal of 97042117 is 71124079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96805921 + 236196 = 9839^2 + 486^2 .

It is a cyclic number.

It is not a de Polignac number, because 97042117 - 2³ = 97042109 is a prime.

It is equal to p_5600857 and since 97042117 and 5600857 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97042111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48521058 + 48521059.

It is an arithmetic number, because the mean of its divisors is an integer number (48521059).

Almost surely, 2^97042117 is an apocalyptic number.

It is an amenable number.

97042117 is a deficient number, since it is larger than the sum of its proper divisors (1).

97042117 is an equidigital number, since it uses as much as digits as its factorization.

97042117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 97042117 is about 9850.9957364725. The cubic root of 97042117 is about 459.5365796044.

The spelling of 97042117 in words is "ninety-seven million, forty-two thousand, one hundred seventeen".