1340741056 has 14 divisors (see below), whose sum is σ = 2660533160. Its totient is φ = 670370496.

The previous prime is 1340740997. The next prime is 1340741063. The reversal of 1340741056 is 6501470431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10474476 + ... + 10474603.

Almost surely, 2^1340741056 is an apocalyptic number.

1340741056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1340741056 is a deficient number, since it is larger than the sum of its proper divisors (1319792104).

1340741056 is an equidigital number, since it uses as much as digits as its factorization.

1340741056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20949091 (or 20949081 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1340741056 is about 36616.1310899991. The cubic root of 1340741056 is about 1102.6769665350.

The spelling of 1340741056 in words is "one billion, three hundred forty million, seven hundred forty-one thousand, fifty-six".