1304113553 has 4 divisors (see below), whose sum is σ = 1307466420. Its totient is φ = 1300760688.

The previous prime is 1304113543. The next prime is 1304113619. The reversal of 1304113553 is 3553114031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 271326784 + 1032786769 = 16472^2 + 32137^2 .

It is a cyclic number.

It is not a de Polignac number, because 1304113553 - 2¹⁴ = 1304097169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1304113523) 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, 1675850 + ... + 1676627.

It is an arithmetic number, because the mean of its divisors is an integer number (326866605).

Almost surely, 2^1304113553 is an apocalyptic number.

It is an amenable number.

1304113553 is a deficient number, since it is larger than the sum of its proper divisors (3352867).

1304113553 is an equidigital number, since it uses as much as digits as its factorization.

1304113553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352866.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1304113553 is about 36112.5124160588. The cubic root of 1304113553 is about 1092.5428254817.

Adding to 1304113553 its reverse (3553114031), we get a palindrome (4857227584).

The spelling of 1304113553 in words is "one billion, three hundred four million, one hundred thirteen thousand, five hundred fifty-three".