1326103260 has 24 divisors (see below), whose sum is σ = 3713089296. Its totient is φ = 353627520.

The previous prime is 1326103253. The next prime is 1326103283. The reversal of 1326103260 is 623016231.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1326103260.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11050801 + ... + 11050920.

It is an arithmetic number, because the mean of its divisors is an integer number (154712054).

Almost surely, 2^1326103260 is an apocalyptic number.

1326103260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1326103260 is an abundant number, since it is smaller than the sum of its proper divisors (2386986036).

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

1326103260 is a wasteful number, since it uses less digits than its factorization.

1326103260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22101733 (or 22101731 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1326103260 is about 36415.7007347106. The cubic root of 1326103260 is about 1098.6493781465.

Adding to 1326103260 its reverse (623016231), we get a palindrome (1949119491).

The spelling of 1326103260 in words is "one billion, three hundred twenty-six million, one hundred three thousand, two hundred sixty".