1326113430 has 64 divisors (see below), whose sum is σ = 3266984448. Its totient is φ = 344298240.

The previous prime is 1326113377. The next prime is 1326113473. The reversal of 1326113430 is 343116231.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1326113430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 893469 + ... + 894951.

It is an arithmetic number, because the mean of its divisors is an integer number (51046632).

Almost surely, 2^1326113430 is an apocalyptic number.

1326113430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1326113430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1633492224).

1326113430 is an abundant number, since it is smaller than the sum of its proper divisors (1940871018).

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

1326113430 is a wasteful number, since it uses less digits than its factorization.

1326113430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261.

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

The square root of 1326113430 is about 36415.8403720139. The cubic root of 1326113430 is about 1098.6521866849.

Adding to 1326113430 its reverse (343116231), we get a palindrome (1669229661).

The spelling of 1326113430 in words is "one billion, three hundred twenty-six million, one hundred thirteen thousand, four hundred thirty".