2842765139 has 2 divisors, whose sum is σ = 2842765140. Its totient is φ = 2842765138.

The previous prime is 2842765099. The next prime is 2842765147. The reversal of 2842765139 is 9315672482.

2842765139 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-2842765139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2842765093 and 2842765102.

It is not a weakly prime, because it can be changed into another prime (2842765169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1421382569 + 1421382570.

It is an arithmetic number, because the mean of its divisors is an integer number (1421382570).

Almost surely, 2^2842765139 is an apocalyptic number.

2842765139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2842765139 is an equidigital number, since it uses as much as digits as its factorization.

2842765139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 47.

The square root of 2842765139 is about 53317.5875204421. The cubic root of 2842765139 is about 1416.5992048029.

The spelling of 2842765139 in words is "two billion, eight hundred forty-two million, seven hundred sixty-five thousand, one hundred thirty-nine".