44381143 has 2 divisors, whose sum is σ = 44381144. Its totient is φ = 44381142.

The previous prime is 44381111. The next prime is 44381149. The reversal of 44381143 is 34118344.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44381143 - 2⁵ = 44381111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44381149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22190571 + 22190572.

It is an arithmetic number, because the mean of its divisors is an integer number (22190572).

Almost surely, 2^44381143 is an apocalyptic number.

44381143 is a deficient number, since it is larger than the sum of its proper divisors (1).

44381143 is an equidigital number, since it uses as much as digits as its factorization.

44381143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 28.

The square root of 44381143 is about 6661.9173666445. The cubic root of 44381143 is about 354.0512736014.

Adding to 44381143 its reverse (34118344), we get a palindrome (78499487).

The spelling of 44381143 in words is "forty-four million, three hundred eighty-one thousand, one hundred forty-three".