1320133233 has 16 divisors (see below), whose sum is σ = 1830237696. Its totient is φ = 845473920.

The previous prime is 1320133219. The next prime is 1320133259. The reversal of 1320133233 is 3323310231.

It is not a de Polignac number, because 1320133233 - 2¹³ = 1320125041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320138233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39066 + ... + 64547.

It is an arithmetic number, because the mean of its divisors is an integer number (114389856).

Almost surely, 2^1320133233 is an apocalyptic number.

It is an amenable number.

1320133233 is a deficient number, since it is larger than the sum of its proper divisors (510104463).

1320133233 is a wasteful number, since it uses less digits than its factorization.

1320133233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103784.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 1320133233 is about 36333.6377617216. The cubic root of 1320133233 is about 1096.9982161757.

Adding to 1320133233 its reverse (3323310231), we get a palindrome (4643443464).

The spelling of 1320133233 in words is "one billion, three hundred twenty million, one hundred thirty-three thousand, two hundred thirty-three".