3161523969041 has 2 divisors, whose sum is σ = 3161523969042. Its totient is φ = 3161523969040.

The previous prime is 3161523969031. The next prime is 3161523969067. The reversal of 3161523969041 is 1409693251613.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1624085164816 + 1537438804225 = 1274396^2 + 1239935^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3161523969041 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3161523969031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1580761984520 + 1580761984521.

It is an arithmetic number, because the mean of its divisors is an integer number (1580761984521).

Almost surely, 2^{3161523969041} is an apocalyptic number.

It is an amenable number.

3161523969041 is a deficient number, since it is larger than the sum of its proper divisors (1).

3161523969041 is an equidigital number, since it uses as much as digits as its factorization.

3161523969041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 3161523969041 in words is "three trillion, one hundred sixty-one billion, five hundred twenty-three million, nine hundred sixty-nine thousand, forty-one".