1340479360 has 64 divisors (see below), whose sum is σ = 3495927600. Its totient is φ = 487444480.

The previous prime is 1340479333. The next prime is 1340479403. The reversal of 1340479360 is 639740431.

It is a tau number, because it is divible by the number of its divisors (64).

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, 88165 + ... + 102244.

Almost surely, 2^1340479360 is an apocalyptic number.

1340479360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340479360 is an abundant number, since it is smaller than the sum of its proper divisors (2155448240).

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

1340479360 is a wasteful number, since it uses less digits than its factorization.

1340479360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190439 (or 190427 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 1340479360 is about 36612.5574086269. The cubic root of 1340479360 is about 1102.6052189178.

The spelling of 1340479360 in words is "one billion, three hundred forty million, four hundred seventy-nine thousand, three hundred sixty".