1133311312 has 40 divisors (see below), whose sum is σ = 2514589056. Its totient is φ = 484715136.

The previous prime is 1133311303. The next prime is 1133311313. The reversal of 1133311312 is 2131133311.

It is a super-2 number, since 2×1133311312² = 2568789059814322688, 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 1133311312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133311313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46278 + ... + 66394.

Almost surely, 2^1133311312 is an apocalyptic number.

It is an amenable number.

1133311312 is an abundant number, since it is smaller than the sum of its proper divisors (1381277744).

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

1133311312 is a wasteful number, since it uses less digits than its factorization.

1133311312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20635 (or 20629 counting only the distinct ones).

The product of its digits is 162, while the sum is 19.

The square root of 1133311312 is about 33664.6893940817. The cubic root of 1133311312 is about 1042.5968486147.

Adding to 1133311312 its reverse (2131133311), we get a palindrome (3264444623).

It can be divided in two parts, 1133 and 311312, that added together give a triangular number (312445 = T₇₉₀).

The spelling of 1133311312 in words is "one billion, one hundred thirty-three million, three hundred eleven thousand, three hundred twelve".