1346709540 has 192 divisors, whose sum is σ = 4319723520. Its totient is φ = 310464000.

The previous prime is 1346709527. The next prime is 1346709557. The reversal of 1346709540 is 459076431.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1358445 + ... + 1359435.

It is an arithmetic number, because the mean of its divisors is an integer number (22498560).

Almost surely, 2^1346709540 is an apocalyptic number.

1346709540 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 1346709540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2159861760).

1346709540 is an abundant number, since it is smaller than the sum of its proper divisors (2973013980).

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

1346709540 is a wasteful number, since it uses less digits than its factorization.

1346709540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 1346709540 is about 36697.5413345363. The cubic root of 1346709540 is about 1104.3107814141.

The spelling of 1346709540 in words is "one billion, three hundred forty-six million, seven hundred nine thousand, five hundred forty".