2457052139 has 2 divisors, whose sum is σ = 2457052140. Its totient is φ = 2457052138.

The previous prime is 2457052093. The next prime is 2457052153. The reversal of 2457052139 is 9312507542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2457052139 - 2²⁴ = 2440274923 is a prime.

It is not a weakly prime, because it can be changed into another prime (2457052189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228526069 + 1228526070.

It is an arithmetic number, because the mean of its divisors is an integer number (1228526070).

Almost surely, 2^2457052139 is an apocalyptic number.

2457052139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2457052139 is an equidigital number, since it uses as much as digits as its factorization.

2457052139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 2457052139 is about 49568.6608554236. The cubic root of 2457052139 is about 1349.3919784141.

The spelling of 2457052139 in words is "two billion, four hundred fifty-seven million, fifty-two thousand, one hundred thirty-nine".