1133616643 has 2 divisors, whose sum is σ = 1133616644. Its totient is φ = 1133616642.

The previous prime is 1133616623. The next prime is 1133616689. The reversal of 1133616643 is 3466163311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1133616643 - 2¹³ = 1133608451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1133616599 and 1133616608.

It is not a weakly prime, because it can be changed into another prime (1133616613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566808321 + 566808322.

It is an arithmetic number, because the mean of its divisors is an integer number (566808322).

Almost surely, 2^1133616643 is an apocalyptic number.

1133616643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133616643 is an equidigital number, since it uses as much as digits as its factorization.

1133616643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 1133616643 is about 33669.2239738311. The cubic root of 1133616643 is about 1042.6904705969.

Adding to 1133616643 its reverse (3466163311), we get a palindrome (4599779954).

The spelling of 1133616643 in words is "one billion, one hundred thirty-three million, six hundred sixteen thousand, six hundred forty-three".