11286003 has 4 divisors (see below), whose sum is σ = 15048008. Its totient is φ = 7524000.

The previous prime is 11285993. The next prime is 11286007. The reversal of 11286003 is 30068211.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11286003 - 2⁴ = 11285987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11286007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1880998 + ... + 1881003.

It is an arithmetic number, because the mean of its divisors is an integer number (3762002).

Almost surely, 2^11286003 is an apocalyptic number.

11286003 is a deficient number, since it is larger than the sum of its proper divisors (3762005).

11286003 is an equidigital number, since it uses as much as digits as its factorization.

11286003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3762004.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11286003 is about 3359.4646895004. The cubic root of 11286003 is about 224.3090109661.

The spelling of 11286003 in words is "eleven million, two hundred eighty-six thousand, three".