1131033012 has 24 divisors (see below), whose sum is σ = 2647517376. Its totient is φ = 375805248.

The previous prime is 1131032977. The next prime is 1131033037. The reversal of 1131033012 is 2103301311.

It is a super-3 number, since 3×1131033012³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131032982 and 1131033000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146808 + ... + 154319.

It is an arithmetic number, because the mean of its divisors is an integer number (110313224).

Almost surely, 2^1131033012 is an apocalyptic number.

1131033012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131033012 is an abundant number, since it is smaller than the sum of its proper divisors (1516484364).

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

1131033012 is a wasteful number, since it uses less digits than its factorization.

1131033012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301447 (or 301445 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1131033012 is about 33630.8342447820. The cubic root of 1131033012 is about 1041.8977344704.

Adding to 1131033012 its reverse (2103301311), we get a palindrome (3234334323).

The spelling of 1131033012 in words is "one billion, one hundred thirty-one million, thirty-three thousand, twelve".