2044412191 has 2 divisors, whose sum is σ = 2044412192. Its totient is φ = 2044412190.

The previous prime is 2044412177. The next prime is 2044412213. The reversal of 2044412191 is 1912144402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2044412191 - 2⁹ = 2044411679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044412131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022206095 + 1022206096.

It is an arithmetic number, because the mean of its divisors is an integer number (1022206096).

Almost surely, 2^2044412191 is an apocalyptic number.

2044412191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044412191 is an equidigital number, since it uses as much as digits as its factorization.

2044412191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2044412191 is about 45215.1765561078. The cubic root of 2044412191 is about 1269.1788336571.

Adding to 2044412191 its reverse (1912144402), we get a palindrome (3956556593).

The spelling of 2044412191 in words is "two billion, forty-four million, four hundred twelve thousand, one hundred ninety-one".