1133041243 has 2 divisors, whose sum is σ = 1133041244. Its totient is φ = 1133041242.

The previous prime is 1133041241. The next prime is 1133041277. The reversal of 1133041243 is 3421403311.

It is a weak prime.

It is an emirp because it is prime and its reverse (3421403311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1133041243 - 2¹ = 1133041241 is a prime.

Together with 1133041241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1133041241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566520621 + 566520622.

It is an arithmetic number, because the mean of its divisors is an integer number (566520622).

Almost surely, 2^1133041243 is an apocalyptic number.

1133041243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133041243 is an equidigital number, since it uses as much as digits as its factorization.

1133041243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1133041243 is about 33660.6779937660. The cubic root of 1133041243 is about 1042.5140248119.

Adding to 1133041243 its reverse (3421403311), we get a palindrome (4554444554).

The spelling of 1133041243 in words is "one billion, one hundred thirty-three million, forty-one thousand, two hundred forty-three".