97425161 has 2 divisors, whose sum is σ = 97425162. Its totient is φ = 97425160.

The previous prime is 97425149. The next prime is 97425187. The reversal of 97425161 is 16152479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56911936 + 40513225 = 7544^2 + 6365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97425161 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (97422161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48712580 + 48712581.

It is an arithmetic number, because the mean of its divisors is an integer number (48712581).

Almost surely, 2^97425161 is an apocalyptic number.

It is an amenable number.

97425161 is a deficient number, since it is larger than the sum of its proper divisors (1).

97425161 is an equidigital number, since it uses as much as digits as its factorization.

97425161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 35.

The square root of 97425161 is about 9870.4184815032. The cubic root of 97425161 is about 460.1404123970.

The spelling of 97425161 in words is "ninety-seven million, four hundred twenty-five thousand, one hundred sixty-one".