2229143965 has 16 divisors (see below), whose sum is σ = 2798530560. Its totient is φ = 1702794880.

The previous prime is 2229143911. The next prime is 2229143971. The reversal of 2229143965 is 5693419222.

It is not a de Polignac number, because 2229143965 - 2¹¹ = 2229141917 is a prime.

It is a congruent 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, 106045 + ... + 125314.

It is an arithmetic number, because the mean of its divisors is an integer number (174908160).

Almost surely, 2^2229143965 is an apocalyptic number.

It is an amenable number.

2229143965 is a deficient number, since it is larger than the sum of its proper divisors (569386595).

2229143965 is a wasteful number, since it uses less digits than its factorization.

2229143965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231452.

The product of its digits is 233280, while the sum is 43.

The square root of 2229143965 is about 47213.8111679199. The cubic root of 2229143965 is about 1306.3093614347.

The spelling of 2229143965 in words is "two billion, two hundred twenty-nine million, one hundred forty-three thousand, nine hundred sixty-five".