1317334400 has 48 divisors (see below), whose sum is σ = 3254235540. Its totient is φ = 526932480.

The previous prime is 1317334397. The next prime is 1317334409. The reversal of 1317334400 is 44337131.

It is a self number, because there is not a number n which added to its sum of digits gives 1317334400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317334409) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 202634 + ... + 209033.

Almost surely, 2^1317334400 is an apocalyptic number.

1317334400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1317334400 is an abundant number, since it is smaller than the sum of its proper divisors (1936901140).

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

1317334400 is an equidigital number, since it uses as much as digits as its factorization.

1317334400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411691 (or 411674 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 1317334400 is about 36295.1015978741. The cubic root of 1317334400 is about 1096.2224138813. Note that the first 3 decimals are identical.

The spelling of 1317334400 in words is "one billion, three hundred seventeen million, three hundred thirty-four thousand, four hundred".