1397373 has 8 divisors (see below), whose sum is σ = 1869600. Its totient is φ = 928368.

The previous prime is 1397359. The next prime is 1397437. The reversal of 1397373 is 3737931.

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

It is not a de Polignac number, because 1397373 - 2⁸ = 1397117 is a prime.

It is a super-2 number, since 2×1397373² = 3905302602258, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1397303) 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, 523 + ... + 1751.

It is an arithmetic number, because the mean of its divisors is an integer number (233700).

2^1397373 is an apocalyptic number.

It is an amenable number.

1397373 is a deficient number, since it is larger than the sum of its proper divisors (472227).

1397373 is a wasteful number, since it uses less digits than its factorization.

1397373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611.

The product of its digits is 11907, while the sum is 33.

The square root of 1397373 is about 1182.1053252566. The cubic root of 1397373 is about 111.7988790673.

It can be divided in two parts, 1397 and 373, that added together give a triangular number (1770 = T₅₉).

The spelling of 1397373 in words is "one million, three hundred ninety-seven thousand, three hundred seventy-three".