1401330112 has 112 divisors (see below), whose sum is σ = 3540922560. Its totient is φ = 535191552.

The previous prime is 1401330097. The next prime is 1401330113. The reversal of 1401330112 is 2110331041.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401330113) 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 15 ways as a sum of consecutive naturals, for example, 164748 + ... + 173044.

It is an arithmetic number, because the mean of its divisors is an integer number (31615380).

Almost surely, 2^1401330112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401330112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1770461280).

1401330112 is an abundant number, since it is smaller than the sum of its proper divisors (2139592448).

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

1401330112 is a wasteful number, since it uses less digits than its factorization.

1401330112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8358 (or 8348 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1401330112 is about 37434.3440172257. The cubic root of 1401330112 is about 1119.0431112721.

Adding to 1401330112 its reverse (2110331041), we get a palindrome (3511661153).

The spelling of 1401330112 in words is "one billion, four hundred one million, three hundred thirty thousand, one hundred twelve".