2127539539 has 2 divisors, whose sum is σ = 2127539540. Its totient is φ = 2127539538.

The previous prime is 2127539471. The next prime is 2127539551. The reversal of 2127539539 is 9359357212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2127539539 - 2⁷ = 2127539411 is a prime.

It is not a weakly prime, because it can be changed into another prime (2127539039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063769769 + 1063769770.

It is an arithmetic number, because the mean of its divisors is an integer number (1063769770).

Almost surely, 2^2127539539 is an apocalyptic number.

2127539539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2127539539 is an equidigital number, since it uses as much as digits as its factorization.

2127539539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 510300, while the sum is 46.

The square root of 2127539539 is about 46125.2592296238. The cubic root of 2127539539 is about 1286.1527381034.

The spelling of 2127539539 in words is "two billion, one hundred twenty-seven million, five hundred thirty-nine thousand, five hundred thirty-nine".