11002643 has 2 divisors, whose sum is σ = 11002644. Its totient is φ = 11002642.

The previous prime is 11002639. The next prime is 11002661. The reversal of 11002643 is 34620011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11002643 - 2² = 11002639 is a prime.

It is not a weakly prime, because it can be changed into another prime (11002603) 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, 5501321 + 5501322.

It is an arithmetic number, because the mean of its divisors is an integer number (5501322).

Almost surely, 2^11002643 is an apocalyptic number.

11002643 is a deficient number, since it is larger than the sum of its proper divisors (1).

11002643 is an equidigital number, since it uses as much as digits as its factorization.

11002643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 11002643 is about 3317.0232136661. The cubic root of 11002643 is about 222.4158196893.

Adding to 11002643 its reverse (34620011), we get a palindrome (45622654).

The spelling of 11002643 in words is "eleven million, two thousand, six hundred forty-three".