1316854399 has 16 divisors (see below), whose sum is σ = 1514099200. Its totient is φ = 1121913504.

The previous prime is 1316854327. The next prime is 1316854411. The reversal of 1316854399 is 9934586131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1316854399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316854499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1432462 + ... + 1433380.

It is an arithmetic number, because the mean of its divisors is an integer number (94631200).

Almost surely, 2^1316854399 is an apocalyptic number.

1316854399 is a deficient number, since it is larger than the sum of its proper divisors (197244801).

1316854399 is an equidigital number, since it uses as much as digits as its factorization.

1316854399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942.

The product of its digits is 699840, while the sum is 49.

The square root of 1316854399 is about 36288.4885190883. The cubic root of 1316854399 is about 1096.0892531143.

The spelling of 1316854399 in words is "one billion, three hundred sixteen million, eight hundred fifty-four thousand, three hundred ninety-nine".