5980999961 has 2 divisors, whose sum is σ = 5980999962. Its totient is φ = 5980999960.

The previous prime is 5980999901. The next prime is 5981000083. The reversal of 5980999961 is 1699990895.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3332868361 + 2648131600 = 57731^2 + 51460^2 .

It is a cyclic number.

It is not a de Polignac number, because 5980999961 - 2⁶ = 5980999897 is a prime.

It is not a weakly prime, because it can be changed into another prime (5980999901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2990499980 + 2990499981.

It is an arithmetic number, because the mean of its divisors is an integer number (2990499981).

Almost surely, 2^5980999961 is an apocalyptic number.

It is an amenable number.

5980999961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5980999961 is an equidigital number, since it uses as much as digits as its factorization.

5980999961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14171760, while the sum is 65.

The square root of 5980999961 is about 77336.9249517978. The cubic root of 5980999961 is about 1815.2004889492.

The spelling of 5980999961 in words is "five billion, nine hundred eighty million, nine hundred ninety-nine thousand, nine hundred sixty-one".