2881382923 has 2 divisors, whose sum is σ = 2881382924. Its totient is φ = 2881382922.

The previous prime is 2881382857. The next prime is 2881382939. The reversal of 2881382923 is 3292831882.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2881382923 is a prime.

It is not a weakly prime, because it can be changed into another prime (2881382993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1440691461 + 1440691462.

It is an arithmetic number, because the mean of its divisors is an integer number (1440691462).

Almost surely, 2^2881382923 is an apocalyptic number.

2881382923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2881382923 is an equidigital number, since it uses as much as digits as its factorization.

2881382923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 46.

The square root of 2881382923 is about 53678.5145379415. The cubic root of 2881382923 is about 1422.9850126500.

The spelling of 2881382923 in words is "two billion, eight hundred eighty-one million, three hundred eighty-two thousand, nine hundred twenty-three".