1305153204 has 24 divisors (see below), whose sum is σ = 3053403360. Its totient is φ = 433901664.

The previous prime is 1305153197. The next prime is 1305153217. The reversal of 1305153204 is 4023515031.

It is a super-2 number, since 2×1305153204² = 3406849771822931232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138939 + ... + 148034.

It is an arithmetic number, because the mean of its divisors is an integer number (127225140).

Almost surely, 2^1305153204 is an apocalyptic number.

It is an amenable number.

1305153204 is an abundant number, since it is smaller than the sum of its proper divisors (1748250156).

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

1305153204 is a wasteful number, since it uses less digits than its factorization.

1305153204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287359 (or 287357 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1305153204 is about 36126.9041574282. The cubic root of 1305153204 is about 1092.8330766723.

Adding to 1305153204 its reverse (4023515031), we get a palindrome (5328668235).

The spelling of 1305153204 in words is "one billion, three hundred five million, one hundred fifty-three thousand, two hundred four".