1423163 has 4 divisors (see below), whose sum is σ = 1626480. Its totient is φ = 1219848.

The previous prime is 1423159. The next prime is 1423181. The reversal of 1423163 is 3613241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3613241 = 109 ⋅33149.

It is not a de Polignac number, because 1423163 - 2² = 1423159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423183) 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, 101648 + ... + 101661.

It is an arithmetic number, because the mean of its divisors is an integer number (406620).

2^1423163 is an apocalyptic number.

1423163 is a deficient number, since it is larger than the sum of its proper divisors (203317).

1423163 is an equidigital number, since it uses as much as digits as its factorization.

1423163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203316.

The product of its digits is 432, while the sum is 20.

The square root of 1423163 is about 1192.9639558679. The cubic root of 1423163 is about 112.4824795761.

The spelling of 1423163 in words is "one million, four hundred twenty-three thousand, one hundred sixty-three".