1373007 has 4 divisors (see below), whose sum is σ = 1830680. Its totient is φ = 915336.

The previous prime is 1372999. The next prime is 1373027. The reversal of 1373007 is 7003731.

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

It is not a de Polignac number, because 1373007 - 2³ = 1372999 is a prime.

It is a D-number.

It is a Duffinian number.

1373007 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373027) 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, 228832 + ... + 228837.

It is an arithmetic number, because the mean of its divisors is an integer number (457670).

2^1373007 is an apocalyptic number.

1373007 is a deficient number, since it is larger than the sum of its proper divisors (457673).

1373007 is an equidigital number, since it uses as much as digits as its factorization.

1373007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457672.

The product of its (nonzero) digits is 441, while the sum is 21.

The square root of 1373007 is about 1171.7538137339. The cubic root of 1373007 is about 111.1452525822.

Adding to 1373007 its reverse (7003731), we get a palindrome (8376738).

The spelling of 1373007 in words is "one million, three hundred seventy-three thousand, seven".