2133260797 has 4 divisors (see below), whose sum is σ = 2141760096. Its totient is φ = 2124761500.

The previous prime is 2133260749. The next prime is 2133260807. The reversal of 2133260797 is 7970623312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2133260797 - 2²⁷ = 1999043069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133260737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4249273 + ... + 4249774.

It is an arithmetic number, because the mean of its divisors is an integer number (535440024).

Almost surely, 2^2133260797 is an apocalyptic number.

It is an amenable number.

2133260797 is a deficient number, since it is larger than the sum of its proper divisors (8499299).

2133260797 is an equidigital number, since it uses as much as digits as its factorization.

2133260797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8499298.

The product of its (nonzero) digits is 95256, while the sum is 40.

The square root of 2133260797 is about 46187.2362996532. The cubic root of 2133260797 is about 1287.3045890880.

The spelling of 2133260797 in words is "two billion, one hundred thirty-three million, two hundred sixty thousand, seven hundred ninety-seven".