2133091 has 8 divisors (see below), whose sum is σ = 2195424. Its totient is φ = 2071680.

The previous prime is 2133059. The next prime is 2133097. The reversal of 2133091 is 1903312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2133091 - 2⁵ = 2133059 is a prime.

It is a Duffinian number.

2133091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2133097) 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, 8731 + ... + 8971.

It is an arithmetic number, because the mean of its divisors is an integer number (274428).

2^2133091 is an apocalyptic number.

2133091 is a deficient number, since it is larger than the sum of its proper divisors (62333).

2133091 is a wasteful number, since it uses less digits than its factorization.

2133091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 2133091 is about 1460.5105271788. The cubic root of 2133091 is about 128.7270433824.

The spelling of 2133091 in words is "two million, one hundred thirty-three thousand, ninety-one".