1240104112 has 20 divisors (see below), whose sum is σ = 2587525360. Its totient is φ = 572355648.

The previous prime is 1240104109. The next prime is 1240104113. The reversal of 1240104112 is 2114010421.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1240104113) 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, 2980812 + ... + 2981227.

It is an arithmetic number, because the mean of its divisors is an integer number (129376268).

Almost surely, 2^1240104112 is an apocalyptic number.

It is an amenable number.

1240104112 is an abundant number, since it is smaller than the sum of its proper divisors (1347421248).

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

1240104112 is a wasteful number, since it uses less digits than its factorization.

1240104112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5962060 (or 5962054 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1240104112 is about 35215.1119833517. Note that the first 3 decimals coincide. The cubic root of 1240104112 is about 1074.3671377231.

Adding to 1240104112 its reverse (2114010421), we get a palindrome (3354114533).

The spelling of 1240104112 in words is "one billion, two hundred forty million, one hundred four thousand, one hundred twelve".