1304343041 has 4 divisors (see below), whose sum is σ = 1361053632. Its totient is φ = 1247632452.

The previous prime is 1304342999. The next prime is 1304343043. The reversal of 1304343041 is 1403434031.

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.

It is a cyclic number.

It is not a de Polignac number, because 1304343041 - 2²² = 1300148737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 56710567 = 1304343041 / (1 + 3 + 0 + 4 + 3 + 4 + 3 + 0 + 4 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1304342998 and 1304343016.

It is not an unprimeable number, because it can be changed into a prime (1304343043) 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, 28355261 + ... + 28355306.

It is an arithmetic number, because the mean of its divisors is an integer number (340263408).

Almost surely, 2^1304343041 is an apocalyptic number.

It is an amenable number.

1304343041 is a deficient number, since it is larger than the sum of its proper divisors (56710591).

1304343041 is an equidigital number, since it uses as much as digits as its factorization.

1304343041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56710590.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1304343041 is about 36115.6896791408. The cubic root of 1304343041 is about 1092.6069075196.

Adding to 1304343041 its reverse (1403434031), we get a palindrome (2707777072).

The spelling of 1304343041 in words is "one billion, three hundred four million, three hundred forty-three thousand, forty-one".