1304133340 has 12 divisors (see below), whose sum is σ = 2738680056. Its totient is φ = 521653328.

The previous prime is 1304133329. The next prime is 1304133361. The reversal of 1304133340 is 433314031.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32603314 + ... + 32603353.

It is an arithmetic number, because the mean of its divisors is an integer number (228223338).

Almost surely, 2^1304133340 is an apocalyptic number.

1304133340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304133340 is an abundant number, since it is smaller than the sum of its proper divisors (1434546716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304133340 is a wasteful number, since it uses less digits than its factorization.

1304133340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65206676 (or 65206674 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1304133340 is about 36112.7863782345. The cubic root of 1304133340 is about 1092.5483510832.

Adding to 1304133340 its reverse (433314031), we get a palindrome (1737447371).

The spelling of 1304133340 in words is "one billion, three hundred four million, one hundred thirty-three thousand, three hundred forty".