1223270003 has 4 divisors (see below), whose sum is σ = 1295227080. Its totient is φ = 1151312928.

The previous prime is 1223269997. The next prime is 1223270011. The reversal of 1223270003 is 3000723221.

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 1223270003 - 2⁶ = 1223269939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223270033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35978513 + ... + 35978546.

It is an arithmetic number, because the mean of its divisors is an integer number (323806770).

Almost surely, 2^1223270003 is an apocalyptic number.

1223270003 is a deficient number, since it is larger than the sum of its proper divisors (71957077).

1223270003 is an equidigital number, since it uses as much as digits as its factorization.

1223270003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71957076.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1223270003 is about 34975.2770253503. The cubic root of 1223270003 is about 1069.4835493529.

Adding to 1223270003 its reverse (3000723221), we get a palindrome (4223993224).

The spelling of 1223270003 in words is "one billion, two hundred twenty-three million, two hundred seventy thousand, three".