1608876697 has 2 divisors, whose sum is σ = 1608876698. Its totient is φ = 1608876696.

The previous prime is 1608876683. The next prime is 1608876713. The reversal of 1608876697 is 7966788061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 872079961 + 736796736 = 29531^2 + 27144^2 .

It is a cyclic number.

It is not a de Polignac number, because 1608876697 - 2⁷ = 1608876569 is a prime.

It is a super-2 number, since 2×1608876697² = 5176968452299259618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1608876677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804438348 + 804438349.

It is an arithmetic number, because the mean of its divisors is an integer number (804438349).

Almost surely, 2^1608876697 is an apocalyptic number.

It is an amenable number.

1608876697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1608876697 is an equidigital number, since it uses as much as digits as its factorization.

1608876697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 58.

The square root of 1608876697 is about 40110.8052399849. The cubic root of 1608876697 is about 1171.7660758559.

The spelling of 1608876697 in words is "one billion, six hundred eight million, eight hundred seventy-six thousand, six hundred ninety-seven".