1303332223 has 4 divisors (see below), whose sum is σ = 1303669720. Its totient is φ = 1302994728.

The previous prime is 1303332209. The next prime is 1303332241. The reversal of 1303332223 is 3222333031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303332223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303332194 and 1303332203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303332253) 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, 162888 + ... + 170701.

It is an arithmetic number, because the mean of its divisors is an integer number (325917430).

Almost surely, 2^1303332223 is an apocalyptic number.

1303332223 is a deficient number, since it is larger than the sum of its proper divisors (337497).

1303332223 is an equidigital number, since it uses as much as digits as its factorization.

1303332223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337496.

The product of its (nonzero) digits is 1944, while the sum is 22.

The square root of 1303332223 is about 36101.6927996458. The cubic root of 1303332223 is about 1092.3245911570.

Adding to 1303332223 its reverse (3222333031), we get a palindrome (4525665254).

The spelling of 1303332223 in words is "one billion, three hundred three million, three hundred thirty-two thousand, two hundred twenty-three".