2000249591 has 2 divisors, whose sum is σ = 2000249592. Its totient is φ = 2000249590.

The previous prime is 2000249561. The next prime is 2000249593. The reversal of 2000249591 is 1959420002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000249591 is a prime.

It is a Sophie Germain prime.

Together with 2000249593, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2000249593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000124795 + 1000124796.

It is an arithmetic number, because the mean of its divisors is an integer number (1000124796).

Almost surely, 2^2000249591 is an apocalyptic number.

2000249591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000249591 is an equidigital number, since it uses as much as digits as its factorization.

2000249591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 2000249591 is about 44724.1499751532. The cubic root of 2000249591 is about 1259.9734585406.

Adding to 2000249591 its reverse (1959420002), we get a palindrome (3959669593).

The spelling of 2000249591 in words is "two billion, two hundred forty-nine thousand, five hundred ninety-one".