44991941 has 2 divisors, whose sum is σ = 44991942. Its totient is φ = 44991940.

The previous prime is 44991917. The next prime is 44991959. The reversal of 44991941 is 14919944.

It is a happy number.

44991941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41550916 + 3441025 = 6446^2 + 1855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44991941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44991041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22495970 + 22495971.

It is an arithmetic number, because the mean of its divisors is an integer number (22495971).

Almost surely, 2^44991941 is an apocalyptic number.

It is an amenable number.

44991941 is a deficient number, since it is larger than the sum of its proper divisors (1).

44991941 is an equidigital number, since it uses as much as digits as its factorization.

44991941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 41.

The square root of 44991941 is about 6707.6032232087. The cubic root of 44991941 is about 355.6680958457.

The spelling of 44991941 in words is "forty-four million, nine hundred ninety-one thousand, nine hundred forty-one".