608696161 has 2 divisors, whose sum is σ = 608696162. Its totient is φ = 608696160.

The previous prime is 608696147. The next prime is 608696171. The reversal of 608696161 is 161696806.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372490000 + 236206161 = 19300^2 + 15369^2 .

It is a cyclic number.

It is not a de Polignac number, because 608696161 - 2⁹ = 608695649 is a prime.

It is a super-3 number, since 3×608696161³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (608696111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304348080 + 304348081.

It is an arithmetic number, because the mean of its divisors is an integer number (304348081).

Almost surely, 2^608696161 is an apocalyptic number.

It is an amenable number.

608696161 is a deficient number, since it is larger than the sum of its proper divisors (1).

608696161 is an equidigital number, since it uses as much as digits as its factorization.

608696161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 608696161 is about 24671.7685016701. The cubic root of 608696161 is about 847.4879285211.

The spelling of 608696161 in words is "six hundred eight million, six hundred ninety-six thousand, one hundred sixty-one".