1343923 has 6 divisors (see below), whose sum is σ = 1563396. Its totient is φ = 1151892.

The previous prime is 1343917. The next prime is 1343941. The reversal of 1343923 is 3293431.

It is a happy number.

It is not a de Polignac number, because 1343923 - 2¹⁷ = 1212851 is a prime.

It is a super-2 number, since 2×1343923² = 3612258059858, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (1343963) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13665 + ... + 13762.

It is an arithmetic number, because the mean of its divisors is an integer number (260566).

2^1343923 is an apocalyptic number.

1343923 is a deficient number, since it is larger than the sum of its proper divisors (219473).

1343923 is an equidigital number, since it uses as much as digits as its factorization.

1343923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27441 (or 27434 counting only the distinct ones).

The product of its digits is 1944, while the sum is 25.

The square root of 1343923 is about 1159.2769298144. The cubic root of 1343923 is about 110.3548595035.

The spelling of 1343923 in words is "one million, three hundred forty-three thousand, nine hundred twenty-three".