1340120200 has 48 divisors (see below), whose sum is σ = 3299068980. Its totient is φ = 504514560.

The previous prime is 1340120161. The next prime is 1340120207. The reversal of 1340120200 is 20210431.

1340120200 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1099187716 + 240932484 = 33154^2 + 15522^2 .

It is not an unprimeable number, because it can be changed into a prime (1340120207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193677 + ... + 200476.

Almost surely, 2^1340120200 is an apocalyptic number.

1340120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340120200 is an abundant number, since it is smaller than the sum of its proper divisors (1958948780).

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

1340120200 is a wasteful number, since it uses less digits than its factorization.

1340120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394186 (or 394177 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1340120200 is about 36607.6522055157. The cubic root of 1340120200 is about 1102.5067349784.

Adding to 1340120200 its reverse (20210431), we get a palindrome (1360330631).

The spelling of 1340120200 in words is "one billion, three hundred forty million, one hundred twenty thousand, two hundred".