1004320112 has 20 divisors (see below), whose sum is σ = 2012970120. Its totient is φ = 484843968.

The previous prime is 1004320081. The next prime is 1004320117. The reversal of 1004320112 is 2110234001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004320117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081778 + ... + 1082705.

It is an arithmetic number, because the mean of its divisors is an integer number (100648506).

Almost surely, 2^1004320112 is an apocalyptic number.

It is an amenable number.

1004320112 is an abundant number, since it is smaller than the sum of its proper divisors (1008650008).

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

1004320112 is a wasteful number, since it uses less digits than its factorization.

1004320112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164520 (or 2164514 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1004320112 is about 31691.0099555063. The cubic root of 1004320112 is about 1001.4379685886.

Adding to 1004320112 its reverse (2110234001), we get a palindrome (3114554113).

The spelling of 1004320112 in words is "one billion, four million, three hundred twenty thousand, one hundred twelve".