1213340504 has 32 divisors (see below), whose sum is σ = 2293552800. Its totient is φ = 601743360.

The previous prime is 1213340477. The next prime is 1213340521. The reversal of 1213340504 is 4050433121.

It is a self number, because there is not a number n which added to its sum of digits gives 1213340504.

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, 1026794 + ... + 1027974.

It is an arithmetic number, because the mean of its divisors is an integer number (71673525).

Almost surely, 2^1213340504 is an apocalyptic number.

It is an amenable number.

1213340504 is a deficient number, since it is larger than the sum of its proper divisors (1080212296).

1213340504 is a wasteful number, since it uses less digits than its factorization.

1213340504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123 (or 2119 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1213340504 is about 34833.0375362241. The cubic root of 1213340504 is about 1066.5819551650.

Adding to 1213340504 its reverse (4050433121), we get a palindrome (5263773625).

The spelling of 1213340504 in words is "one billion, two hundred thirteen million, three hundred forty thousand, five hundred four".