2133001276 has 24 divisors (see below), whose sum is σ = 4338311040. Its totient is φ = 898648752.

The previous prime is 2133001267. The next prime is 2133001333. The reversal of 2133001276 is 6721003312.

It is a self number, because there is not a number n which added to its sum of digits gives 2133001276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643930 + ... + 647233.

It is an arithmetic number, because the mean of its divisors is an integer number (180762960).

Almost surely, 2^2133001276 is an apocalyptic number.

It is an amenable number.

2133001276 is an abundant number, since it is smaller than the sum of its proper divisors (2205309764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2133001276 is a wasteful number, since it uses less digits than its factorization.

2133001276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291233 (or 1291231 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 2133001276 is about 46184.4267692044. The cubic root of 2133001276 is about 1287.2523847938.

Adding to 2133001276 its reverse (6721003312), we get a palindrome (8854004588).

The spelling of 2133001276 in words is "two billion, one hundred thirty-three million, one thousand, two hundred seventy-six".