1133224372 has 36 divisors (see below), whose sum is σ = 2428345920. Its totient is φ = 460104624.

The previous prime is 1133224361. The next prime is 1133224409. The reversal of 1133224372 is 2734223311.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1133224372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148428 + ... + 155875.

Almost surely, 2^1133224372 is an apocalyptic number.

It is an amenable number.

1133224372 is an abundant number, since it is smaller than the sum of its proper divisors (1295121548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1133224372 is a wasteful number, since it uses less digits than its factorization.

1133224372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304340 (or 304331 counting only the distinct ones).

The product of its digits is 6048, while the sum is 28.

The square root of 1133224372 is about 33663.3981053607. The cubic root of 1133224372 is about 1042.5701876002.

Adding to 1133224372 its reverse (2734223311), we get a palindrome (3867447683).

The spelling of 1133224372 in words is "one billion, one hundred thirty-three million, two hundred twenty-four thousand, three hundred seventy-two".