2046290591 has 2 divisors, whose sum is σ = 2046290592. Its totient is φ = 2046290590.

The previous prime is 2046290573. The next prime is 2046290639. The reversal of 2046290591 is 1950926402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2046290591 - 2¹⁸ = 2046028447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2046220591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023145295 + 1023145296.

It is an arithmetic number, because the mean of its divisors is an integer number (1023145296).

Almost surely, 2^2046290591 is an apocalyptic number.

2046290591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2046290591 is an equidigital number, since it uses as much as digits as its factorization.

2046290591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 2046290591 is about 45235.9435736672. The cubic root of 2046290591 is about 1269.5674206161.

The spelling of 2046290591 in words is "two billion, forty-six million, two hundred ninety thousand, five hundred ninety-one".