1340015504 has 20 divisors (see below), whose sum is σ = 2607724464. Its totient is φ = 667054368.

The previous prime is 1340015491. The next prime is 1340015563. The reversal of 1340015504 is 4055100431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340015504.

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, 180842 + ... + 188105.

Almost surely, 2^1340015504 is an apocalyptic number.

It is an amenable number.

1340015504 is a deficient number, since it is larger than the sum of its proper divisors (1267708960).

1340015504 is a wasteful number, since it uses less digits than its factorization.

1340015504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369182 (or 369176 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1340015504 is about 36606.2222033359. Note that the first 4 decimals coincide. The cubic root of 1340015504 is about 1102.4780233620.

Adding to 1340015504 its reverse (4055100431), we get a palindrome (5395115935).

The spelling of 1340015504 in words is "one billion, three hundred forty million, fifteen thousand, five hundred four".