44103139 has 2 divisors, whose sum is σ = 44103140. Its totient is φ = 44103138.

The previous prime is 44103133. The next prime is 44103181. The reversal of 44103139 is 93130144.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44103139 - 2⁷ = 44103011 is a prime.

It is not a weakly prime, because it can be changed into another prime (44103133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22051569 + 22051570.

It is an arithmetic number, because the mean of its divisors is an integer number (22051570).

Almost surely, 2^44103139 is an apocalyptic number.

44103139 is a deficient number, since it is larger than the sum of its proper divisors (1).

44103139 is an equidigital number, since it uses as much as digits as its factorization.

44103139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 44103139 is about 6641.0194247570. The cubic root of 44103139 is about 353.3104641858.

The spelling of 44103139 in words is "forty-four million, one hundred three thousand, one hundred thirty-nine".