1319423 has 6 divisors (see below), whose sum is σ = 1534896. Its totient is φ = 1130892.

The previous prime is 1319419. The next prime is 1319429. The reversal of 1319423 is 3249131.

It is not a de Polignac number, because 1319423 - 2² = 1319419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1319429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13415 + ... + 13512.

It is an arithmetic number, because the mean of its divisors is an integer number (255816).

2^1319423 is an apocalyptic number.

1319423 is a deficient number, since it is larger than the sum of its proper divisors (215473).

1319423 is an equidigital number, since it uses as much as digits as its factorization.

1319423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26941 (or 26934 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 1319423 is about 1148.6613948418. The cubic root of 1319423 is about 109.6801452173.

The spelling of 1319423 in words is "one million, three hundred nineteen thousand, four hundred twenty-three".