8989077941 has 2 divisors, whose sum is σ = 8989077942. Its totient is φ = 8989077940.

The previous prime is 8989077899. The next prime is 8989077943. The reversal of 8989077941 is 1497709898.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4847640625 + 4141437316 = 69625^2 + 64354^2 .

It is a cyclic number.

It is not a de Polignac number, because 8989077941 - 2²² = 8984883637 is a prime.

It is a Sophie Germain prime.

Together with 8989077943, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8989077943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4494538970 + 4494538971.

It is an arithmetic number, because the mean of its divisors is an integer number (4494538971).

Almost surely, 2^8989077941 is an apocalyptic number.

It is an amenable number.

8989077941 is a deficient number, since it is larger than the sum of its proper divisors (1).

8989077941 is an equidigital number, since it uses as much as digits as its factorization.

8989077941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9144576, while the sum is 62.

The square root of 8989077941 is about 94810.7480246834. The cubic root of 8989077941 is about 2079.2420454717.

The spelling of 8989077941 in words is "eight billion, nine hundred eighty-nine million, seventy-seven thousand, nine hundred forty-one".