1340013504 has 28 divisors (see below), whose sum is σ = 3545452904. Its totient is φ = 446671104.

The previous prime is 1340013463. The next prime is 1340013583. The reversal of 1340013504 is 4053100431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3489427 + ... + 3489810.

It is an arithmetic number, because the mean of its divisors is an integer number (126623318).

Almost surely, 2^1340013504 is an apocalyptic number.

It is an amenable number.

1340013504 is an abundant number, since it is smaller than the sum of its proper divisors (2205439400).

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

1340013504 is an equidigital number, since it uses as much as digits as its factorization.

1340013504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6979252 (or 6979242 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1340013504 is about 36606.1948855655. The cubic root of 1340013504 is about 1102.4774748716.

Adding to 1340013504 its reverse (4053100431), we get a palindrome (5393113935).

The spelling of 1340013504 in words is "one billion, three hundred forty million, thirteen thousand, five hundred four".