113505122506 has 8 divisors (see below), whose sum is σ = 170305803360. Its totient is φ = 56736521388.

The previous prime is 113505122483. The next prime is 113505122531. The reversal of 113505122506 is 605221505311.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 8011086 + ... + 8025241.

It is an arithmetic number, because the mean of its divisors is an integer number (21288225420).

Almost surely, 2^113505122506 is an apocalyptic number.

113505122506 is a deficient number, since it is larger than the sum of its proper divisors (56800680854).

113505122506 is a wasteful number, since it uses less digits than its factorization.

113505122506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16039868.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 113505122506 its reverse (605221505311), we get a palindrome (718726627817).

The spelling of 113505122506 in words is "one hundred thirteen billion, five hundred five million, one hundred twenty-two thousand, five hundred six".