1131124033 has 16 divisors (see below), whose sum is σ = 1262177280. Its totient is φ = 1006479936.

The previous prime is 1131124021. The next prime is 1131124067. The reversal of 1131124033 is 3304211311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1131124033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131124033.

It is not an unprimeable number, because it can be changed into a prime (1131124013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272016 + ... + 276142.

It is an arithmetic number, because the mean of its divisors is an integer number (78886080).

Almost surely, 2^1131124033 is an apocalyptic number.

1131124033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1131124033 is a deficient number, since it is larger than the sum of its proper divisors (131053247).

1131124033 is a wasteful number, since it uses less digits than its factorization.

1131124033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4896.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1131124033 is about 33632.1874548772. The cubic root of 1131124033 is about 1041.9256829708.

Adding to 1131124033 its reverse (3304211311), we get a palindrome (4435335344).

It can be divided in two parts, 11311 and 24033, that added together give a square (35344 = 188²).

The spelling of 1131124033 in words is "one billion, one hundred thirty-one million, one hundred twenty-four thousand, thirty-three".