11283903 has 12 divisors (see below), whose sum is σ = 17257968. Its totient is φ = 7080000.

The previous prime is 11283893. The next prime is 11283949. The reversal of 11283903 is 30938211.

It is not a de Polignac number, because 11283903 - 2¹⁰ = 11282879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11283953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36723 + ... + 37028.

It is an arithmetic number, because the mean of its divisors is an integer number (1438164).

Almost surely, 2^11283903 is an apocalyptic number.

11283903 is a deficient number, since it is larger than the sum of its proper divisors (5974065).

11283903 is a wasteful number, since it uses less digits than its factorization.

11283903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73774 (or 73771 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 11283903 is about 3359.1521251649. The cubic root of 11283903 is about 224.2950976216.

The spelling of 11283903 in words is "eleven million, two hundred eighty-three thousand, nine hundred three".