1304250353 has 24 divisors (see below), whose sum is σ = 1590780672. Its totient is φ = 1047273984.

The previous prime is 1304250349. The next prime is 1304250361. The reversal of 1304250353 is 3530524031.

It is not a de Polignac number, because 1304250353 - 2² = 1304250349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1304250313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 469976 + ... + 472742.

It is an arithmetic number, because the mean of its divisors is an integer number (66282528).

Almost surely, 2^1304250353 is an apocalyptic number.

It is an amenable number.

1304250353 is a deficient number, since it is larger than the sum of its proper divisors (286530319).

1304250353 is a wasteful number, since it uses less digits than its factorization.

1304250353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3041 (or 3024 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 1304250353 is about 36114.4064467354. The cubic root of 1304250353 is about 1092.5810263046.

Adding to 1304250353 its reverse (3530524031), we get a palindrome (4834774384).

The spelling of 1304250353 in words is "one billion, three hundred four million, two hundred fifty thousand, three hundred fifty-three".