3391159561 has 2 divisors, whose sum is σ = 3391159562. Its totient is φ = 3391159560.

The previous prime is 3391159517. The next prime is 3391159571. The reversal of 3391159561 is 1659511933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2267569161 + 1123590400 = 47619^2 + 33520^2 .

It is a cyclic number.

It is not a de Polignac number, because 3391159561 - 2¹⁹ = 3390635273 is a prime.

It is a super-2 number, since 2×3391159561² = 22999926336323425442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3391159511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695579780 + 1695579781.

It is an arithmetic number, because the mean of its divisors is an integer number (1695579781).

Almost surely, 2^3391159561 is an apocalyptic number.

It is an amenable number.

3391159561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3391159561 is an equidigital number, since it uses as much as digits as its factorization.

3391159561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 109350, while the sum is 43.

The square root of 3391159561 is about 58233.6634688219. The cubic root of 3391159561 is about 1502.3901983154.

The spelling of 3391159561 in words is "three billion, three hundred ninety-one million, one hundred fifty-nine thousand, five hundred sixty-one".