1423963 has 4 divisors (see below), whose sum is σ = 1432368. Its totient is φ = 1415560.

The previous prime is 1423957. The next prime is 1423967. The reversal of 1423963 is 3693241.

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

It is a cyclic number.

It is not a de Polignac number, because 1423963 - 2⁵ = 1423931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423967) 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, 3943 + ... + 4288.

It is an arithmetic number, because the mean of its divisors is an integer number (358092).

2^1423963 is an apocalyptic number.

1423963 is a deficient number, since it is larger than the sum of its proper divisors (8405).

1423963 is an equidigital number, since it uses as much as digits as its factorization.

1423963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8404.

The product of its digits is 3888, while the sum is 28.

The square root of 1423963 is about 1193.2992080782. The cubic root of 1423963 is about 112.5035521512.

The spelling of 1423963 in words is "one million, four hundred twenty-three thousand, nine hundred sixty-three".