1340112120 has 32 divisors (see below), whose sum is σ = 4020336720. Its totient is φ = 357363200.

The previous prime is 1340112083. The next prime is 1340112131. The reversal of 1340112120 is 212110431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1340112120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5583681 + ... + 5583920.

Almost surely, 2^1340112120 is an apocalyptic number.

1340112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340112120 is an abundant number, since it is smaller than the sum of its proper divisors (2680224600).

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

1340112120 is a wasteful number, since it uses less digits than its factorization.

1340112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11167615 (or 11167611 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1340112120 is about 36607.5418459093. The cubic root of 1340112120 is about 1102.5045191890.

Adding to 1340112120 its reverse (212110431), we get a palindrome (1552222551).

The spelling of 1340112120 in words is "one billion, three hundred forty million, one hundred twelve thousand, one hundred twenty".