1423313 has 4 divisors (see below), whose sum is σ = 1446708. Its totient is φ = 1399920.

The previous prime is 1423307. The next prime is 1423319. The reversal of 1423313 is 3133241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3133241 = 241 ⋅13001.

It is an interprime number because it is at equal distance from previous prime (1423307) and next prime (1423319).

It can be written as a sum of positive squares in 2 ways, for example, as 49729 + 1373584 = 223^2 + 1172^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423313 - 2⁴ = 1423297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1423291 and 1423300.

It is not an unprimeable number, because it can be changed into a prime (1423319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11606 + ... + 11727.

It is an arithmetic number, because the mean of its divisors is an integer number (361677).

2^1423313 is an apocalyptic number.

It is an amenable number.

1423313 is a deficient number, since it is larger than the sum of its proper divisors (23395).

1423313 is an equidigital number, since it uses as much as digits as its factorization.

1423313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23394.

The product of its digits is 216, while the sum is 17.

The square root of 1423313 is about 1193.0268228334. The cubic root of 1423313 is about 112.4864312853.

Adding to 1423313 its reverse (3133241), we get a palindrome (4556554).

The spelling of 1423313 in words is "one million, four hundred twenty-three thousand, three hundred thirteen".