1423303 has 12 divisors (see below), whose sum is σ = 1710912. Its totient is φ = 1179360.

The previous prime is 1423297. The next prime is 1423307. The reversal of 1423303 is 3033241.

It is a de Polignac number, because none of the positive numbers 2^k-1423303 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1051 + ... + 1987.

It is an arithmetic number, because the mean of its divisors is an integer number (142576).

2^1423303 is an apocalyptic number.

1423303 is a deficient number, since it is larger than the sum of its proper divisors (287609).

1423303 is an equidigital number, since it uses as much as digits as its factorization.

1423303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1423303 is about 1193.0226318054. The cubic root of 1423303 is about 112.4861678467.

Adding to 1423303 its reverse (3033241), we get a palindrome (4456544).

The spelling of 1423303 in words is "one million, four hundred twenty-three thousand, three hundred three".