1131354352 has 40 divisors (see below), whose sum is σ = 2323217376. Its totient is φ = 531879936.

The previous prime is 1131354317. The next prime is 1131354361. The reversal of 1131354352 is 2534531311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131354352.

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, 541053 + ... + 543139.

Almost surely, 2^1131354352 is an apocalyptic number.

It is an amenable number.

1131354352 is an abundant number, since it is smaller than the sum of its proper divisors (1191863024).

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

1131354352 is a wasteful number, since it uses less digits than its factorization.

1131354352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105 (or 4099 counting only the distinct ones).

The product of its digits is 5400, while the sum is 28.

The square root of 1131354352 is about 33635.6113665264. The cubic root of 1131354352 is about 1041.9963969946.

Adding to 1131354352 its reverse (2534531311), we get a palindrome (3665885663).

The spelling of 1131354352 in words is "one billion, one hundred thirty-one million, three hundred fifty-four thousand, three hundred fifty-two".