1330205300 has 18 divisors (see below), whose sum is σ = 2886545718. Its totient is φ = 532082080.

The previous prime is 1330205287. The next prime is 1330205399. The reversal of 1330205300 is 35020331.

It can be written as a sum of positive squares in 3 ways, for example, as 465610084 + 864595216 = 21578^2 + 29404^2 .

It is a super-2 number, since 2×1330205300² = 3538892280296180000, 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 5 ways as a sum of consecutive naturals, for example, 6650927 + ... + 6651126.

It is an arithmetic number, because the mean of its divisors is an integer number (160363651).

Almost surely, 2^1330205300 is an apocalyptic number.

1330205300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1330205300 is an abundant number, since it is smaller than the sum of its proper divisors (1556340418).

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

1330205300 is a wasteful number, since it uses less digits than its factorization.

1330205300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13302067 (or 13302060 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 1330205300 is about 36471.9796556206. The cubic root of 1330205300 is about 1099.7810307944.

Adding to 1330205300 its reverse (35020331), we get a palindrome (1365225631).

The spelling of 1330205300 in words is "one billion, three hundred thirty million, two hundred five thousand, three hundred".