2965337981 has 2 divisors, whose sum is σ = 2965337982. Its totient is φ = 2965337980.

The previous prime is 2965337941. The next prime is 2965337983. The reversal of 2965337981 is 1897335692.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2823965881 + 141372100 = 53141^2 + 11890^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2965337981 is a prime.

It is a super-2 number, since 2×2965337981² = 17586458683122312722, which contains 22 as substring.

Together with 2965337983, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2965337983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1482668990 + 1482668991.

It is an arithmetic number, because the mean of its divisors is an integer number (1482668991).

Almost surely, 2^2965337981 is an apocalyptic number.

It is an amenable number.

2965337981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2965337981 is an equidigital number, since it uses as much as digits as its factorization.

2965337981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 53.

The square root of 2965337981 is about 54454.9169588936. The cubic root of 2965337981 is about 1436.6734524568.

The spelling of 2965337981 in words is "two billion, nine hundred sixty-five million, three hundred thirty-seven thousand, nine hundred eighty-one".