2133115466 has 16 divisors (see below), whose sum is σ = 3266128008. Its totient is φ = 1044556800.

The previous prime is 2133115459. The next prime is 2133115469. The reversal of 2133115466 is 6645113312.

It can be written as a sum of positive squares in 4 ways, for example, as 1438002241 + 695113225 = 37921^2 + 26365^2 .

It is not an unprimeable number, because it can be changed into a prime (2133115469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9095 + ... + 65946.

Almost surely, 2^2133115466 is an apocalyptic number.

2133115466 is a deficient number, since it is larger than the sum of its proper divisors (1133012542).

2133115466 is a wasteful number, since it uses less digits than its factorization.

2133115466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75337.

The product of its digits is 12960, while the sum is 32.

The square root of 2133115466 is about 46185.6629918853. The cubic root of 2133115466 is about 1287.2753553578.

Adding to 2133115466 its reverse (6645113312), we get a palindrome (8778228778).

The spelling of 2133115466 in words is "two billion, one hundred thirty-three million, one hundred fifteen thousand, four hundred sixty-six".