1326453996 has 48 divisors (see below), whose sum is σ = 3632819456. Its totient is φ = 368743104.

The previous prime is 1326453977. The next prime is 1326454117. The reversal of 1326453996 is 6993546231.

It is a super-3 number, since 3×1326453996³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210286 + ... + 216501.

Almost surely, 2^1326453996 is an apocalyptic number.

It is an amenable number.

1326453996 is an abundant number, since it is smaller than the sum of its proper divisors (2306365460).

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

1326453996 is a wasteful number, since it uses less digits than its factorization.

1326453996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426838 (or 426836 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 48.

The square root of 1326453996 is about 36420.5161413179. The cubic root of 1326453996 is about 1098.7462288048.

The spelling of 1326453996 in words is "one billion, three hundred twenty-six million, four hundred fifty-three thousand, nine hundred ninety-six".