11287853 has 2 divisors, whose sum is σ = 11287854. Its totient is φ = 11287852.

The previous prime is 11287831. The next prime is 11287883. The reversal of 11287853 is 35878211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8421604 + 2866249 = 2902^2 + 1693^2 .

It is a cyclic number.

It is not a de Polignac number, because 11287853 - 2⁸ = 11287597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11287883) 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, 5643926 + 5643927.

It is an arithmetic number, because the mean of its divisors is an integer number (5643927).

Almost surely, 2^11287853 is an apocalyptic number.

It is an amenable number.

11287853 is a deficient number, since it is larger than the sum of its proper divisors (1).

11287853 is an equidigital number, since it uses as much as digits as its factorization.

11287853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 35.

The square root of 11287853 is about 3359.7400197039. The cubic root of 11287853 is about 224.3212665302.

The spelling of 11287853 in words is "eleven million, two hundred eighty-seven thousand, eight hundred fifty-three".