2555434139 has 2 divisors, whose sum is σ = 2555434140. Its totient is φ = 2555434138.

The previous prime is 2555434117. The next prime is 2555434171. The reversal of 2555434139 is 9314345552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2555434139 - 2¹⁶ = 2555368603 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2555434096 and 2555434105.

It is not a weakly prime, because it can be changed into another prime (2555434109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277717069 + 1277717070.

It is an arithmetic number, because the mean of its divisors is an integer number (1277717070).

Almost surely, 2^2555434139 is an apocalyptic number.

2555434139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555434139 is an equidigital number, since it uses as much as digits as its factorization.

2555434139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324000, while the sum is 41.

The square root of 2555434139 is about 50551.3020504912. The cubic root of 2555434139 is about 1367.1669908039.

The spelling of 2555434139 in words is "two billion, five hundred fifty-five million, four hundred thirty-four thousand, one hundred thirty-nine".