1223045303 has 8 divisors (see below), whose sum is σ = 1245228336. Its totient is φ = 1200931200.

The previous prime is 1223045287. The next prime is 1223045321. The reversal of 1223045303 is 3035403221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1223045303 - 2⁴ = 1223045287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223045393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19268 + ... + 53078.

It is an arithmetic number, because the mean of its divisors is an integer number (155653542).

Almost surely, 2^1223045303 is an apocalyptic number.

1223045303 is a deficient number, since it is larger than the sum of its proper divisors (22183033).

1223045303 is an equidigital number, since it uses as much as digits as its factorization.

1223045303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34465.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 1223045303 is about 34972.0646087702. The cubic root of 1223045303 is about 1069.4180615842.

Adding to 1223045303 its reverse (3035403221), we get a palindrome (4258448524).

The spelling of 1223045303 in words is "one billion, two hundred twenty-three million, forty-five thousand, three hundred three".