1347023 has 4 divisors (see below), whose sum is σ = 1359720. Its totient is φ = 1334328.

The previous prime is 1347019. The next prime is 1347053. The reversal of 1347023 is 3207431.

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 1347023 - 2² = 1347019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1346986 and 1347004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1347013) 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, 6188 + ... + 6401.

It is an arithmetic number, because the mean of its divisors is an integer number (339930).

2^1347023 is an apocalyptic number.

1347023 is a deficient number, since it is larger than the sum of its proper divisors (12697).

1347023 is a wasteful number, since it uses less digits than its factorization.

1347023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12696.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1347023 is about 1160.6131999939. The cubic root of 1347023 is about 110.4396454529.

The spelling of 1347023 in words is "one million, three hundred forty-seven thousand, twenty-three".