1132643 has 2 divisors, whose sum is σ = 1132644. Its totient is φ = 1132642.

The previous prime is 1132639. The next prime is 1132661. The reversal of 1132643 is 3462311.

It is a weak prime.

It is an emirp because it is prime and its reverse (3462311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1132643 - 2² = 1132639 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1132603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566321 + 566322.

It is an arithmetic number, because the mean of its divisors is an integer number (566322).

2^1132643 is an apocalyptic number.

1132643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132643 is an equidigital number, since it uses as much as digits as its factorization.

1132643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 1132643 is about 1064.2570178298. The cubic root of 1132643 is about 104.2391869046.

Adding to 1132643 its reverse (3462311), we get a palindrome (4594954).

The spelling of 1132643 in words is "one million, one hundred thirty-two thousand, six hundred forty-three".