3097075661 has 2 divisors, whose sum is σ = 3097075662. Its totient is φ = 3097075660.

The previous prime is 3097075627. The next prime is 3097075679. The reversal of 3097075661 is 1665707903.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3032594761 + 64480900 = 55069^2 + 8030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3097075661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3097071661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1548537830 + 1548537831.

It is an arithmetic number, because the mean of its divisors is an integer number (1548537831).

Almost surely, 2^3097075661 is an apocalyptic number.

It is an amenable number.

3097075661 is a deficient number, since it is larger than the sum of its proper divisors (1).

3097075661 is an equidigital number, since it uses as much as digits as its factorization.

3097075661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238140, while the sum is 44.

The square root of 3097075661 is about 55651.3760925999. The cubic root of 3097075661 is about 1457.6410993307.

The spelling of 3097075661 in words is "three billion, ninety-seven million, seventy-five thousand, six hundred sixty-one".