1133221003 has 4 divisors (see below), whose sum is σ = 1199881080. Its totient is φ = 1066560928.

The previous prime is 1133220983. The next prime is 1133221031. The reversal of 1133221003 is 3001223311.

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

It is a cyclic number.

It is not a de Polignac number, because 1133221003 - 2²⁵ = 1099666571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1133221043) 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, 33330013 + ... + 33330046.

It is an arithmetic number, because the mean of its divisors is an integer number (299970270).

Almost surely, 2^1133221003 is an apocalyptic number.

1133221003 is a deficient number, since it is larger than the sum of its proper divisors (66660077).

1133221003 is an equidigital number, since it uses as much as digits as its factorization.

1133221003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66660076.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1133221003 is about 33663.3480658119. The cubic root of 1133221003 is about 1042.5691544354.

Adding to 1133221003 its reverse (3001223311), we get a palindrome (4134444314).

The spelling of 1133221003 in words is "one billion, one hundred thirty-three million, two hundred twenty-one thousand, three".