11202287 has 2 divisors, whose sum is σ = 11202288. Its totient is φ = 11202286.

The previous prime is 11202283. The next prime is 11202293. The reversal of 11202287 is 78220211.

11202287 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11202287 - 2² = 11202283 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11202283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601143 + 5601144.

It is an arithmetic number, because the mean of its divisors is an integer number (5601144).

Almost surely, 2^11202287 is an apocalyptic number.

11202287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202287 is an equidigital number, since it uses as much as digits as its factorization.

11202287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 11202287 is about 3346.9817746740. The cubic root of 11202287 is about 223.7530161990.

Adding to 11202287 its reverse (78220211), we get a palindrome (89422498).

The spelling of 11202287 in words is "eleven million, two hundred two thousand, two hundred eighty-seven".