4302442139 has 2 divisors, whose sum is σ = 4302442140. Its totient is φ = 4302442138.

The previous prime is 4302442063. The next prime is 4302442141. The reversal of 4302442139 is 9312442034.

4302442139 is digitally balanced in base 3, 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-4302442139 is a prime.

It is a super-2 number, since 2×4302442139² = 37022016718885790642, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4302442141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4302442439) 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, 2151221069 + 2151221070.

It is an arithmetic number, because the mean of its divisors is an integer number (2151221070).

Almost surely, 2^4302442139 is an apocalyptic number.

4302442139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4302442139 is an equidigital number, since it uses as much as digits as its factorization.

4302442139 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4302442139 is about 65593.0037351546. The cubic root of 4302442139 is about 1626.4411217611.

The spelling of 4302442139 in words is "four billion, three hundred two million, four hundred forty-two thousand, one hundred thirty-nine".