2130904859 has 2 divisors, whose sum is σ = 2130904860. Its totient is φ = 2130904858.

The previous prime is 2130904843. The next prime is 2130904901. The reversal of 2130904859 is 9584090312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2130904859 - 2⁴ = 2130904843 is a prime.

It is not a weakly prime, because it can be changed into another prime (2130904159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065452429 + 1065452430.

It is an arithmetic number, because the mean of its divisors is an integer number (1065452430).

Almost surely, 2^2130904859 is an apocalyptic number.

2130904859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2130904859 is an equidigital number, since it uses as much as digits as its factorization.

2130904859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 2130904859 is about 46161.7250435900. The cubic root of 2130904859 is about 1286.8305218837.

The spelling of 2130904859 in words is "two billion, one hundred thirty million, nine hundred four thousand, eight hundred fifty-nine".