1304402343 has 8 divisors (see below), whose sum is σ = 1742262000. Its totient is φ = 868072128.

The previous prime is 1304402317. The next prime is 1304402357. The reversal of 1304402343 is 3432044031.

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

It is not a de Polignac number, because 1304402343 - 2⁵ = 1304402311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304403343) 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, 380368 + ... + 383781.

It is an arithmetic number, because the mean of its divisors is an integer number (217782750).

Almost surely, 2^1304402343 is an apocalyptic number.

1304402343 is a deficient number, since it is larger than the sum of its proper divisors (437859657).

1304402343 is an equidigital number, since it uses as much as digits as its factorization.

1304402343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764721.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1304402343 is about 36116.5106703292. The cubic root of 1304402343 is about 1092.6234657385.

Adding to 1304402343 its reverse (3432044031), we get a palindrome (4736446374).

The spelling of 1304402343 in words is "one billion, three hundred four million, four hundred two thousand, three hundred forty-three".