11613136 has 20 divisors (see below), whose sum is σ = 22980672. Its totient is φ = 5682656.

The previous prime is 11613113. The next prime is 11613143. The reversal of 11613136 is 63131611.

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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6970 + ... + 8473.

Almost surely, 2^11613136 is an apocalyptic number.

11613136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11613136 is a deficient number, since it is larger than the sum of its proper divisors (11367536).

11613136 is a wasteful number, since it uses less digits than its factorization.

11613136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15498 (or 15492 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

The square root of 11613136 is about 3407.8051587495. The cubic root of 11613136 is about 226.4556552190.

Adding to 11613136 its reverse (63131611), we get a palindrome (74744747).

The spelling of 11613136 in words is "eleven million, six hundred thirteen thousand, one hundred thirty-six".