2040613591 has 2 divisors, whose sum is σ = 2040613592. Its totient is φ = 2040613590.

The previous prime is 2040613571. The next prime is 2040613609. The reversal of 2040613591 is 1953160402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2040613591 - 2⁹ = 2040613079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040613571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020306795 + 1020306796.

It is an arithmetic number, because the mean of its divisors is an integer number (1020306796).

Almost surely, 2^2040613591 is an apocalyptic number.

2040613591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040613591 is an equidigital number, since it uses as much as digits as its factorization.

2040613591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 2040613591 is about 45173.1512183952. The cubic root of 2040613591 is about 1268.3922845520.

Adding to 2040613591 its reverse (1953160402), we get a palindrome (3993773993).

The spelling of 2040613591 in words is "two billion, forty million, six hundred thirteen thousand, five hundred ninety-one".