2991740023 has 2 divisors, whose sum is σ = 2991740024. Its totient is φ = 2991740022.

The previous prime is 2991739987. The next prime is 2991740027. The reversal of 2991740023 is 3200471992.

2991740023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2991740023 - 2¹⁷ = 2991608951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2991740027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1495870011 + 1495870012.

It is an arithmetic number, because the mean of its divisors is an integer number (1495870012).

Almost surely, 2^2991740023 is an apocalyptic number.

2991740023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2991740023 is an equidigital number, since it uses as much as digits as its factorization.

2991740023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2991740023 is about 54696.8008479472. The cubic root of 2991740023 is about 1440.9246927027.

The spelling of 2991740023 in words is "two billion, nine hundred ninety-one million, seven hundred forty thousand, twenty-three".