1232135504 has 20 divisors (see below), whose sum is σ = 2387909664. Its totient is φ = 615900768.

The previous prime is 1232135477. The next prime is 1232135539. The reversal of 1232135504 is 4055312321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68549 + ... + 84635.

Almost surely, 2^1232135504 is an apocalyptic number.

It is an amenable number.

1232135504 is a deficient number, since it is larger than the sum of its proper divisors (1155774160).

1232135504 is a wasteful number, since it uses less digits than its factorization.

1232135504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20882 (or 20876 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1232135504 is about 35101.7877607395. The cubic root of 1232135504 is about 1072.0609835731.

Adding to 1232135504 its reverse (4055312321), we get a palindrome (5287447825).

The spelling of 1232135504 in words is "one billion, two hundred thirty-two million, one hundred thirty-five thousand, five hundred four".