2044995187 has 2 divisors, whose sum is σ = 2044995188. Its totient is φ = 2044995186.

The previous prime is 2044995157. The next prime is 2044995221. The reversal of 2044995187 is 7815994402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2044995187 - 2²⁷ = 1910777459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2044995187.

It is not a weakly prime, because it can be changed into another prime (2044995157) 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, 1022497593 + 1022497594.

It is an arithmetic number, because the mean of its divisors is an integer number (1022497594).

Almost surely, 2^2044995187 is an apocalyptic number.

2044995187 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044995187 is an equidigital number, since it uses as much as digits as its factorization.

2044995187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 2044995187 is about 45221.6230027185. The cubic root of 2044995187 is about 1269.2994642331.

The spelling of 2044995187 in words is "two billion, forty-four million, nine hundred ninety-five thousand, one hundred eighty-seven".