301143430139 has 2 divisors, whose sum is σ = 301143430140. Its totient is φ = 301143430138.

The previous prime is 301143430129. The next prime is 301143430193. The reversal of 301143430139 is 931034341103.

Together with next prime (301143430193) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-301143430139 is a prime.

It is not a weakly prime, because it can be changed into another prime (301143430129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150571715069 + 150571715070.

It is an arithmetic number, because the mean of its divisors is an integer number (150571715070).

Almost surely, 2^301143430139 is an apocalyptic number.

301143430139 is a deficient number, since it is larger than the sum of its proper divisors (1).

301143430139 is an equidigital number, since it uses as much as digits as its factorization.

301143430139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 301143430139 in words is "three hundred one billion, one hundred forty-three million, four hundred thirty thousand, one hundred thirty-nine".