1140200112 has 80 divisors (see below), whose sum is σ = 2990943488. Its totient is φ = 374250240.

The previous prime is 1140200069. The next prime is 1140200123. The reversal of 1140200112 is 2110020411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042638 + ... + 1043730.

Almost surely, 2^1140200112 is an apocalyptic number.

1140200112 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 1140200112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1495471744).

1140200112 is an abundant number, since it is smaller than the sum of its proper divisors (1850743376).

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

1140200112 is a wasteful number, since it uses less digits than its factorization.

1140200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418 (or 1412 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1140200112 is about 33766.8493051987. The cubic root of 1140200112 is about 1044.7050477448.

Adding to 1140200112 its reverse (2110020411), we get a palindrome (3250220523).

The spelling of 1140200112 in words is "one billion, one hundred forty million, two hundred thousand, one hundred twelve".