2108486539 has 2 divisors, whose sum is σ = 2108486540. Its totient is φ = 2108486538.

The previous prime is 2108486491. The next prime is 2108486579. The reversal of 2108486539 is 9356848012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2108486539 - 2⁹ = 2108486027 is a prime.

It is not a weakly prime, because it can be changed into another prime (2108486579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054243269 + 1054243270.

It is an arithmetic number, because the mean of its divisors is an integer number (1054243270).

Almost surely, 2^2108486539 is an apocalyptic number.

2108486539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2108486539 is an equidigital number, since it uses as much as digits as its factorization.

2108486539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 2108486539 is about 45918.2593202312. The cubic root of 2108486539 is about 1282.3018758250.

The spelling of 2108486539 in words is "two billion, one hundred eight million, four hundred eighty-six thousand, five hundred thirty-nine".