1310973 has 8 divisors (see below), whose sum is σ = 1755936. Its totient is φ = 870000.

The previous prime is 1310963. The next prime is 1310987. The reversal of 1310973 is 3790131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1310973 - 2¹⁰ = 1309949 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

1310973 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1310923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118 + ... + 1623.

It is an arithmetic number, because the mean of its divisors is an integer number (219492).

2^1310973 is an apocalyptic number.

It is an amenable number.

1310973 is a deficient number, since it is larger than the sum of its proper divisors (444963).

1310973 is a wasteful number, since it uses less digits than its factorization.

1310973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995.

The product of its (nonzero) digits is 567, while the sum is 24.

The square root of 1310973 is about 1144.9772923513. The cubic root of 1310973 is about 109.4455015392.

The spelling of 1310973 in words is "one million, three hundred ten thousand, nine hundred seventy-three".