1316886984 has 384 divisors, whose sum is σ = 4528742400. Its totient is φ = 350542080.

The previous prime is 1316886959. The next prime is 1316887001. The reversal of 1316886984 is 4896886131.

1316886984 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1316886984.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18547669 + ... + 18547739.

It is an arithmetic number, because the mean of its divisors is an integer number (11793600).

Almost surely, 2^1316886984 is an apocalyptic number.

1316886984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1316886984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2264371200).

1316886984 is an abundant number, since it is smaller than the sum of its proper divisors (3211855416).

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

1316886984 is a wasteful number, since it uses less digits than its factorization.

1316886984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 159 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 54.

The square root of 1316886984 is about 36288.9374878902. The cubic root of 1316886984 is about 1096.0982937933.

The spelling of 1316886984 in words is "one billion, three hundred sixteen million, eight hundred eighty-six thousand, nine hundred eighty-four".