1340144112 has 20 divisors (see below), whose sum is σ = 3462039080. Its totient is φ = 446714688.

The previous prime is 1340144087. The next prime is 1340144129. The reversal of 1340144112 is 2114410431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13959787 + ... + 13959882.

It is an arithmetic number, because the mean of its divisors is an integer number (173101954).

Almost surely, 2^1340144112 is an apocalyptic number.

1340144112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1340144112 is an abundant number, since it is smaller than the sum of its proper divisors (2121894968).

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

1340144112 is a wasteful number, since it uses less digits than its factorization.

1340144112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27919680 (or 27919674 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1340144112 is about 36607.9788024414. The cubic root of 1340144112 is about 1102.5132923465.

Adding to 1340144112 its reverse (2114410431), we get a palindrome (3454554543).

The spelling of 1340144112 in words is "one billion, three hundred forty million, one hundred forty-four thousand, one hundred twelve".