4442113139 has 4 divisors (see below), whose sum is σ = 4442887056. Its totient is φ = 4441339224.

The previous prime is 4442113133. The next prime is 4442113153. The reversal of 4442113139 is 9313112444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4442113139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4442113133) 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 in 3 ways as a sum of consecutive naturals, for example, 378284 + ... + 389849.

It is an arithmetic number, because the mean of its divisors is an integer number (1110721764).

Almost surely, 2^4442113139 is an apocalyptic number.

4442113139 is a deficient number, since it is larger than the sum of its proper divisors (773917).

4442113139 is an equidigital number, since it uses as much as digits as its factorization.

4442113139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773916.

The product of its digits is 10368, while the sum is 32.

The square root of 4442113139 is about 66649.1795823474. The cubic root of 4442113139 is about 1643.8538579262.

The spelling of 4442113139 in words is "four billion, four hundred forty-two million, one hundred thirteen thousand, one hundred thirty-nine".