2251799135 has 16 divisors (see below), whose sum is σ = 2714342400. Its totient is φ = 1793337600.

The previous prime is 2251799119. The next prime is 2251799149. The reversal of 2251799135 is 5319971522.

It is a happy number.

It is not a de Polignac number, because 2251799135 - 2⁴ = 2251799119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1955810 + ... + 1956960.

It is an arithmetic number, because the mean of its divisors is an integer number (169646400).

Almost surely, 2^2251799135 is an apocalyptic number.

2251799135 is a deficient number, since it is larger than the sum of its proper divisors (462543265).

2251799135 is a wasteful number, since it uses less digits than its factorization.

2251799135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2578.

The product of its digits is 170100, while the sum is 44.

The square root of 2251799135 is about 47453.1256610142. The cubic root of 2251799135 is about 1310.7198683177.

The spelling of 2251799135 in words is "two billion, two hundred fifty-one million, seven hundred ninety-nine thousand, one hundred thirty-five".