1340856360 has 96 divisors (see below), whose sum is σ = 4384074240. Its totient is φ = 355404672.

The previous prime is 1340856359. The next prime is 1340856367. The reversal of 1340856360 is 636580431.

1340856360 is a `hidden beast` number, since 1 + 34 + 0 + 8 + 563 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1340856367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48969 + ... + 71271.

It is an arithmetic number, because the mean of its divisors is an integer number (45667440).

Almost surely, 2^1340856360 is an apocalyptic number.

1340856360 is a gapful number since it is divisible by the number (10) 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 1340856360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2192037120).

1340856360 is an abundant number, since it is smaller than the sum of its proper divisors (3043217880).

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

1340856360 is a wasteful number, since it uses less digits than its factorization.

1340856360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22487 (or 22480 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1340856360 is about 36617.7055534614. The cubic root of 1340856360 is about 1102.7085757757.

The spelling of 1340856360 in words is "one billion, three hundred forty million, eight hundred fifty-six thousand, three hundred sixty".