1316777112 has 96 divisors (see below), whose sum is σ = 4083000480. Its totient is φ = 375552000.

The previous prime is 1316777101. The next prime is 1316777113. The reversal of 1316777112 is 2117776131.

1316777112 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 (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316777113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 327112 + ... + 331112.

It is an arithmetic number, because the mean of its divisors is an integer number (42531255).

Almost surely, 2^1316777112 is an apocalyptic number.

1316777112 is a gapful number since it is divisible by the number (12) 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 1316777112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2041500240).

1316777112 is an abundant number, since it is smaller than the sum of its proper divisors (2766223368).

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

1316777112 is a wasteful number, since it uses less digits than its factorization.

1316777112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4673 (or 4666 counting only the distinct ones).

The product of its digits is 12348, while the sum is 36.

The square root of 1316777112 is about 36287.4236065334. The cubic root of 1316777112 is about 1096.0678093091.

The spelling of 1316777112 in words is "one billion, three hundred sixteen million, seven hundred seventy-seven thousand, one hundred twelve".