2923905091 has 2 divisors, whose sum is σ = 2923905092. Its totient is φ = 2923905090.

The previous prime is 2923905071. The next prime is 2923905133. The reversal of 2923905091 is 1905093292.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2923905091 - 2²⁹ = 2387034179 is a prime.

It is not a weakly prime, because it can be changed into another prime (2923905011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1461952545 + 1461952546.

It is an arithmetic number, because the mean of its divisors is an integer number (1461952546).

Almost surely, 2^2923905091 is an apocalyptic number.

2923905091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2923905091 is an equidigital number, since it uses as much as digits as its factorization.

2923905091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 40.

The square root of 2923905091 is about 54073.1457472191. The cubic root of 2923905091 is about 1429.9507849788.

The spelling of 2923905091 in words is "two billion, nine hundred twenty-three million, nine hundred five thousand, ninety-one".