1222133 has 4 divisors (see below), whose sum is σ = 1333248. Its totient is φ = 1111020.

The previous prime is 1222129. The next prime is 1222157. The reversal of 1222133 is 3312221.

It is a happy number.

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 1222133 - 2² = 1222129 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 (1222433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55541 + ... + 55562.

It is an arithmetic number, because the mean of its divisors is an integer number (333312).

2^1222133 is an apocalyptic number.

It is an amenable number.

1222133 is a deficient number, since it is larger than the sum of its proper divisors (111115).

1222133 is a wasteful number, since it uses less digits than its factorization.

1222133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111114.

The product of its digits is 72, while the sum is 14.

The square root of 1222133 is about 1105.5012437804. The cubic root of 1222133 is about 106.9152092698.

Adding to 1222133 its reverse (3312221), we get a palindrome (4534354).

The spelling of 1222133 in words is "one million, two hundred twenty-two thousand, one hundred thirty-three".