34444139 has 2 divisors, whose sum is σ = 34444140. Its totient is φ = 34444138.

The previous prime is 34444103. The next prime is 34444147. The reversal of 34444139 is 93144443.

34444139 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 is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34444139 is a prime.

It is a super-2 number, since 2×34444139² = 2372797422902642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34441139) 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, 17222069 + 17222070.

It is an arithmetic number, because the mean of its divisors is an integer number (17222070).

Almost surely, 2^34444139 is an apocalyptic number.

34444139 is a deficient number, since it is larger than the sum of its proper divisors (1).

34444139 is an equidigital number, since it uses as much as digits as its factorization.

34444139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 34444139 is about 5868.9129317106. The cubic root of 34444139 is about 325.3657074641.

The spelling of 34444139 in words is "thirty-four million, four hundred forty-four thousand, one hundred thirty-nine".