1304133205 has 16 divisors (see below), whose sum is σ = 1599759360. Its totient is φ = 1020148992.

The previous prime is 1304133199. The next prime is 1304133209. The reversal of 1304133205 is 5023314031.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1304133205 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304133209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348052 + ... + 351778.

It is an arithmetic number, because the mean of its divisors is an integer number (99984960).

Almost surely, 2^1304133205 is an apocalyptic number.

It is an amenable number.

1304133205 is a deficient number, since it is larger than the sum of its proper divisors (295626155).

1304133205 is a wasteful number, since it uses less digits than its factorization.

1304133205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1304133205 is about 36112.7845090904. The cubic root of 1304133205 is about 1092.5483133841.

Adding to 1304133205 its reverse (5023314031), we get a palindrome (6327447236).

The spelling of 1304133205 in words is "one billion, three hundred four million, one hundred thirty-three thousand, two hundred five".