1135543244 has 24 divisors (see below), whose sum is σ = 2168917968. Its totient is φ = 515903040.

The previous prime is 1135543231. The next prime is 1135543247. The reversal of 1135543244 is 4423455311.

It is a self number, because there is not a number n which added to its sum of digits gives 1135543244.

It is not an unprimeable number, because it can be changed into a prime (1135543247) 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, 107462 + ... + 117554.

It is an arithmetic number, because the mean of its divisors is an integer number (90371582).

Almost surely, 2^1135543244 is an apocalyptic number.

It is an amenable number.

1135543244 is a deficient number, since it is larger than the sum of its proper divisors (1033374724).

1135543244 is a wasteful number, since it uses less digits than its factorization.

1135543244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12665 (or 12663 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 1135543244 is about 33697.8225409299. The cubic root of 1135543244 is about 1043.2808264180.

Adding to 1135543244 its reverse (4423455311), we get a palindrome (5558998555).

The spelling of 1135543244 in words is "one billion, one hundred thirty-five million, five hundred forty-three thousand, two hundred forty-four".