2045958199 has 2 divisors, whose sum is σ = 2045958200. Its totient is φ = 2045958198.

The previous prime is 2045958197. The next prime is 2045958221. The reversal of 2045958199 is 9918595402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2045958199 - 2¹ = 2045958197 is a prime.

Together with 2045958197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2045958191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022979099 + 1022979100.

It is an arithmetic number, because the mean of its divisors is an integer number (1022979100).

Almost surely, 2^2045958199 is an apocalyptic number.

2045958199 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045958199 is an equidigital number, since it uses as much as digits as its factorization.

2045958199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1166400, while the sum is 52.

The square root of 2045958199 is about 45232.2694433963. The cubic root of 2045958199 is about 1269.4986755892.

The spelling of 2045958199 in words is "two billion, forty-five million, nine hundred fifty-eight thousand, one hundred ninety-nine".