3081618560941 has 2 divisors, whose sum is σ = 3081618560942. Its totient is φ = 3081618560940.

The previous prime is 3081618560903. The next prime is 3081618560987. The reversal of 3081618560941 is 1490658161803.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1748411175625 + 1333207385316 = 1322275^2 + 1154646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3081618560941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3081618563941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1540809280470 + 1540809280471.

It is an arithmetic number, because the mean of its divisors is an integer number (1540809280471).

Almost surely, 2^{3081618560941} is an apocalyptic number.

It is an amenable number.

3081618560941 is a deficient number, since it is larger than the sum of its proper divisors (1).

3081618560941 is an equidigital number, since it uses as much as digits as its factorization.

3081618560941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The spelling of 3081618560941 in words is "three trillion, eighty-one billion, six hundred eighteen million, five hundred sixty thousand, nine hundred forty-one".