2101610559 has 16 divisors (see below), whose sum is σ = 2902000640. Its totient is φ = 1351442880.

The previous prime is 2101610557. The next prime is 2101610591. The reversal of 2101610559 is 9550161012.

It is not a de Polignac number, because 2101610559 - 2¹ = 2101610557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101610557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8254 + ... + 65355.

It is an arithmetic number, because the mean of its divisors is an integer number (181375040).

Almost surely, 2^2101610559 is an apocalyptic number.

2101610559 is a deficient number, since it is larger than the sum of its proper divisors (800390081).

2101610559 is a wasteful number, since it uses less digits than its factorization.

2101610559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73950.

The product of its (nonzero) digits is 2700, while the sum is 30.

The square root of 2101610559 is about 45843.3262209452. The cubic root of 2101610559 is about 1280.9064540781.

The spelling of 2101610559 in words is "two billion, one hundred one million, six hundred ten thousand, five hundred fifty-nine".