5965675981 has 2 divisors, whose sum is σ = 5965675982. Its totient is φ = 5965675980.

The previous prime is 5965675949. The next prime is 5965676033. The reversal of 5965675981 is 1895765695.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5965090756 + 585225 = 77234^2 + 765^2 .

It is a cyclic number.

It is not a de Polignac number, because 5965675981 - 2⁵ = 5965675949 is a prime.

It is a super-2 number, since 2×5965675981² = 71178579820560624722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5965675901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2982837990 + 2982837991.

It is an arithmetic number, because the mean of its divisors is an integer number (2982837991).

Almost surely, 2^5965675981 is an apocalyptic number.

It is an amenable number.

5965675981 is a deficient number, since it is larger than the sum of its proper divisors (1).

5965675981 is an equidigital number, since it uses as much as digits as its factorization.

5965675981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412000, while the sum is 61.

The square root of 5965675981 is about 77237.7885558617. The cubic root of 5965675981 is about 1813.6489152988.

The spelling of 5965675981 in words is "five billion, nine hundred sixty-five million, six hundred seventy-five thousand, nine hundred eighty-one".