3001439989 has 2 divisors, whose sum is σ = 3001439990. Its totient is φ = 3001439988.

The previous prime is 3001439971. The next prime is 3001440017. The reversal of 3001439989 is 9899341003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2208060100 + 793379889 = 46990^2 + 28167^2 .

It is a cyclic number.

It is not a de Polignac number, because 3001439989 - 2⁵ = 3001439957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3001439929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500719994 + 1500719995.

It is an arithmetic number, because the mean of its divisors is an integer number (1500719995).

Almost surely, 2^3001439989 is an apocalyptic number.

It is an amenable number.

3001439989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3001439989 is an equidigital number, since it uses as much as digits as its factorization.

3001439989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 3001439989 is about 54785.3994144425. The cubic root of 3001439989 is about 1442.4802915647.

The spelling of 3001439989 in words is "three billion, one million, four hundred thirty-nine thousand, nine hundred eighty-nine".