44139353 has 2 divisors, whose sum is σ = 44139354. Its totient is φ = 44139352.

The previous prime is 44139341. The next prime is 44139379. The reversal of 44139353 is 35393144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42680089 + 1459264 = 6533^2 + 1208^2 .

It is a cyclic number.

It is not a de Polignac number, because 44139353 - 2⁶ = 44139289 is a prime.

It is not a weakly prime, because it can be changed into another prime (44139383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22069676 + 22069677.

It is an arithmetic number, because the mean of its divisors is an integer number (22069677).

Almost surely, 2^44139353 is an apocalyptic number.

It is an amenable number.

44139353 is a deficient number, since it is larger than the sum of its proper divisors (1).

44139353 is an equidigital number, since it uses as much as digits as its factorization.

44139353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 32.

The square root of 44139353 is about 6643.7454045139. The cubic root of 44139353 is about 353.4071412403.

The spelling of 44139353 in words is "forty-four million, one hundred thirty-nine thousand, three hundred fifty-three".