1131114436 has 6 divisors (see below), whose sum is σ = 1979450270. Its totient is φ = 565557216.

The previous prime is 1131114433. The next prime is 1131114503. The reversal of 1131114436 is 6344111311.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1088604036 + 42510400 = 32994^2 + 6520^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1131114436.

It is not an unprimeable number, because it can be changed into a prime (1131114433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141389301 + ... + 141389308.

Almost surely, 2^1131114436 is an apocalyptic number.

It is an amenable number.

1131114436 is a deficient number, since it is larger than the sum of its proper divisors (848335834).

1131114436 is a wasteful number, since it uses less digits than its factorization.

1131114436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282778613 (or 282778611 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 1131114436 is about 33632.0447787523. The cubic root of 1131114436 is about 1041.9227362297.

Adding to 1131114436 its reverse (6344111311), we get a palindrome (7475225747).

The spelling of 1131114436 in words is "one billion, one hundred thirty-one million, one hundred fourteen thousand, four hundred thirty-six".