1133227318 has 4 divisors (see below), whose sum is σ = 1699840980. Its totient is φ = 566613658.

The previous prime is 1133227313. The next prime is 1133227363. The reversal of 1133227318 is 8137223311.

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

It is a super-2 number, since 2×1133227318² = 2568408308522946248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1133227318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133227313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283306828 + ... + 283306831.

It is an arithmetic number, because the mean of its divisors is an integer number (424960245).

Almost surely, 2^1133227318 is an apocalyptic number.

1133227318 is a deficient number, since it is larger than the sum of its proper divisors (566613662).

1133227318 is an equidigital number, since it uses as much as digits as its factorization.

1133227318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566613661.

The product of its digits is 6048, while the sum is 31.

The square root of 1133227318 is about 33663.4418620556. The cubic root of 1133227318 is about 1042.5710910427.

The spelling of 1133227318 in words is "one billion, one hundred thirty-three million, two hundred twenty-seven thousand, three hundred eighteen".