1204343 has 4 divisors (see below), whose sum is σ = 1376400. Its totient is φ = 1032288.

The previous prime is 1204337. The next prime is 1204363. The reversal of 1204343 is 3434021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3434021 = 167 ⋅20563.

It is a cyclic number.

It is not a de Polignac number, because 1204343 - 2⁶ = 1204279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204363) 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, 86018 + ... + 86031.

It is an arithmetic number, because the mean of its divisors is an integer number (344100).

2^1204343 is an apocalyptic number.

1204343 is a deficient number, since it is larger than the sum of its proper divisors (172057).

1204343 is an equidigital number, since it uses as much as digits as its factorization.

1204343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172056.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1204343 is about 1097.4256239035. The cubic root of 1204343 is about 106.3939005209.

Adding to 1204343 its reverse (3434021), we get a palindrome (4638364).

The spelling of 1204343 in words is "one million, two hundred four thousand, three hundred forty-three".