1112421040 has 40 divisors (see below), whose sum is σ = 2593494720. Its totient is φ = 443744256.

The previous prime is 1112421017. The next prime is 1112421043. The reversal of 1112421040 is 401242111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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 (1112421043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10416 + ... + 48304.

It is an arithmetic number, because the mean of its divisors is an integer number (64837368).

Almost surely, 2^1112421040 is an apocalyptic number.

1112421040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112421040 is an abundant number, since it is smaller than the sum of its proper divisors (1481073680).

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

1112421040 is a wasteful number, since it uses less digits than its factorization.

1112421040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38269 (or 38263 counting only the distinct ones).

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

The square root of 1112421040 is about 33352.9764788692. The cubic root of 1112421040 is about 1036.1510341661.

Adding to 1112421040 its reverse (401242111), we get a palindrome (1513663151).

The spelling of 1112421040 in words is "one billion, one hundred twelve million, four hundred twenty-one thousand, forty".