1133311252 has 12 divisors (see below), whose sum is σ = 1983601620. Its totient is φ = 566567936.

The previous prime is 1133311219. The next prime is 1133311279. The reversal of 1133311252 is 2521133311.

It can be written as a sum of positive squares in 2 ways, for example, as 643839876 + 489471376 = 25374^2 + 22124^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13524 + ... + 49492.

It is an arithmetic number, because the mean of its divisors is an integer number (165300135).

Almost surely, 2^1133311252 is an apocalyptic number.

It is an amenable number.

1133311252 is a deficient number, since it is larger than the sum of its proper divisors (850290368).

1133311252 is a wasteful number, since it uses less digits than its factorization.

1133311252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43850 (or 43848 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 1133311252 is about 33664.6885029403. The cubic root of 1133311252 is about 1042.5968302156.

Adding to 1133311252 its reverse (2521133311), we get a palindrome (3654444563).

The spelling of 1133311252 in words is "one billion, one hundred thirty-three million, three hundred eleven thousand, two hundred fifty-two".