1132221133 has 4 divisors (see below), whose sum is σ = 1136919388. Its totient is φ = 1127522880.

The previous prime is 1132221121. The next prime is 1132221149. The reversal of 1132221133 is 3311222311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 368140969 + 764080164 = 19187^2 + 27642^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132221133 - 2¹³ = 1132212941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1132221133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132221173) 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, 2348766 + ... + 2349247.

It is an arithmetic number, because the mean of its divisors is an integer number (284229847).

Almost surely, 2^1132221133 is an apocalyptic number.

It is an amenable number.

1132221133 is a deficient number, since it is larger than the sum of its proper divisors (4698255).

1132221133 is an equidigital number, since it uses as much as digits as its factorization.

1132221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4698254.

The product of its digits is 216, while the sum is 19.

The square root of 1132221133 is about 33648.4937701526. The cubic root of 1132221133 is about 1042.2624356940.

Adding to 1132221133 its reverse (3311222311), we get a palindrome (4443443444).

The spelling of 1132221133 in words is "one billion, one hundred thirty-two million, two hundred twenty-one thousand, one hundred thirty-three".