1133243263 has 2 divisors, whose sum is σ = 1133243264. Its totient is φ = 1133243262.

The previous prime is 1133243257. The next prime is 1133243317. The reversal of 1133243263 is 3623423311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1133243263 - 2⁹ = 1133242751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1133243233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566621631 + 566621632.

It is an arithmetic number, because the mean of its divisors is an integer number (566621632).

Almost surely, 2^1133243263 is an apocalyptic number.

1133243263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133243263 is an equidigital number, since it uses as much as digits as its factorization.

1133243263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 28.

The square root of 1133243263 is about 33663.6786908383. The cubic root of 1133243263 is about 1042.5759808289.

Adding to 1133243263 its reverse (3623423311), we get a palindrome (4756666574).

The spelling of 1133243263 in words is "one billion, one hundred thirty-three million, two hundred forty-three thousand, two hundred sixty-three".