11262287 has 2 divisors, whose sum is σ = 11262288. Its totient is φ = 11262286.

The previous prime is 11262283. The next prime is 11262289. The reversal of 11262287 is 78226211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11262287 - 2² = 11262283 is a prime.

Together with 11262289, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11262283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5631143 + 5631144.

It is an arithmetic number, because the mean of its divisors is an integer number (5631144).

Almost surely, 2^11262287 is an apocalyptic number.

11262287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11262287 is an equidigital number, since it uses as much as digits as its factorization.

11262287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 29.

The square root of 11262287 is about 3355.9331042200. The cubic root of 11262287 is about 224.1517824924.

Adding to 11262287 its reverse (78226211), we get a palindrome (89488498).

The spelling of 11262287 in words is "eleven million, two hundred sixty-two thousand, two hundred eighty-seven".