2245003 has 4 divisors (see below), whose sum is σ = 2377080. Its totient is φ = 2112928.

The previous prime is 2244973. The next prime is 2245013. The reversal of 2245003 is 3005422.

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

It is a cyclic number.

It is not a de Polignac number, because 2245003 - 2¹⁷ = 2113931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245013) 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, 66013 + ... + 66046.

It is an arithmetic number, because the mean of its divisors is an integer number (594270).

2^2245003 is an apocalyptic number.

2245003 is a deficient number, since it is larger than the sum of its proper divisors (132077).

2245003 is a wasteful number, since it uses less digits than its factorization.

2245003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132076.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2245003 is about 1498.3334074898. Note that the first 3 decimals coincide. The cubic root of 2245003 is about 130.9399915510.

The spelling of 2245003 in words is "two million, two hundred forty-five thousand, three".