1374243 has 16 divisors (see below), whose sum is σ = 1994496. Its totient is φ = 836640.

The previous prime is 1374239. The next prime is 1374257. The reversal of 1374243 is 3424731.

It is not a de Polignac number, because 1374243 - 2² = 1374239 is a prime.

1374243 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1374743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6408 + ... + 6618.

It is an arithmetic number, because the mean of its divisors is an integer number (124656).

2^1374243 is an apocalyptic number.

1374243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1374243 is a deficient number, since it is larger than the sum of its proper divisors (620253).

1374243 is a wasteful number, since it uses less digits than its factorization.

1374243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394.

The product of its digits is 2016, while the sum is 24.

The square root of 1374243 is about 1172.2811096320. The cubic root of 1374243 is about 111.1785940802.

Adding to 1374243 its reverse (3424731), we get a palindrome (4798974).

The spelling of 1374243 in words is "one million, three hundred seventy-four thousand, two hundred forty-three".