23112136 has 16 divisors (see below), whose sum is σ = 43562700. Its totient is φ = 11495424.

The previous prime is 23112121. The next prime is 23112137. The reversal of 23112136 is 63121132.

It can be written as a sum of positive squares in 2 ways, for example, as 17589636 + 5522500 = 4194^2 + 2350^2 .

It is not an unprimeable number, because it can be changed into a prime (23112137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5941 + ... + 9028.

Almost surely, 2^23112136 is an apocalyptic number.

It is an amenable number.

23112136 is a deficient number, since it is larger than the sum of its proper divisors (20450564).

23112136 is a wasteful number, since it uses less digits than its factorization.

23112136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15168 (or 15164 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 23112136 is about 4807.5082943246. The cubic root of 23112136 is about 284.8481226283.

Adding to 23112136 its reverse (63121132), we get a palindrome (86233268).

The spelling of 23112136 in words is "twenty-three million, one hundred twelve thousand, one hundred thirty-six".