2101259794 has 32 divisors (see below), whose sum is σ = 3296526336. Its totient is φ = 1003391760.

The previous prime is 2101259779. The next prime is 2101259819. The reversal of 2101259794 is 4979521012.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2540409 + ... + 2541235.

It is an arithmetic number, because the mean of its divisors is an integer number (103016448).

Almost surely, 2^2101259794 is an apocalyptic number.

2101259794 is a deficient number, since it is larger than the sum of its proper divisors (1195266542).

2101259794 is a wasteful number, since it uses less digits than its factorization.

2101259794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 2101259794 is about 45839.5003681323. The cubic root of 2101259794 is about 1280.8351877582.

The spelling of 2101259794 in words is "two billion, one hundred one million, two hundred fifty-nine thousand, seven hundred ninety-four".