1338373 has 4 divisors (see below), whose sum is σ = 1344928. Its totient is φ = 1331820.

The previous prime is 1338371. The next prime is 1338377. The reversal of 1338373 is 3738331.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3738331 = 1889 ⋅1979.

It is a cyclic number.

It is not a de Polignac number, because 1338373 - 2¹ = 1338371 is a prime.

It is an Ulam number.

It is a Duffinian number.

1338373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338371) 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, 2961 + ... + 3382.

It is an arithmetic number, because the mean of its divisors is an integer number (336232).

2^1338373 is an apocalyptic number.

It is an amenable number.

1338373 is a deficient number, since it is larger than the sum of its proper divisors (6555).

1338373 is an equidigital number, since it uses as much as digits as its factorization.

1338373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6554.

The product of its digits is 4536, while the sum is 28.

The square root of 1338373 is about 1156.8807198670. The cubic root of 1338373 is about 110.2027390533.

It can be divided in two parts, 13383 and 73, that added together give a square (13456 = 116²).

The spelling of 1338373 in words is "one million, three hundred thirty-eight thousand, three hundred seventy-three".