1317473 has 4 divisors (see below), whose sum is σ = 1330368. Its totient is φ = 1304580.

The previous prime is 1317461. The next prime is 1317487. The reversal of 1317473 is 3747131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1317473 - 2⁶ = 1317409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1317413) 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, 6293 + ... + 6498.

It is an arithmetic number, because the mean of its divisors is an integer number (332592).

2^1317473 is an apocalyptic number.

It is an amenable number.

1317473 is a deficient number, since it is larger than the sum of its proper divisors (12895).

1317473 is a wasteful number, since it uses less digits than its factorization.

1317473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12894.

The product of its digits is 1764, while the sum is 26.

The square root of 1317473 is about 1147.8122668799. The cubic root of 1317473 is about 109.6260857954.

The spelling of 1317473 in words is "one million, three hundred seventeen thousand, four hundred seventy-three".