11742136 has 32 divisors (see below), whose sum is σ = 25280640. Its totient is φ = 5008608.

The previous prime is 11742109. The next prime is 11742173. The reversal of 11742136 is 63124711.

It is a self number, because there is not a number n which added to its sum of digits gives 11742136.

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 7 ways as a sum of consecutive naturals, for example, 16851 + ... + 17533.

It is an arithmetic number, because the mean of its divisors is an integer number (790020).

Almost surely, 2^11742136 is an apocalyptic number.

It is an amenable number.

11742136 is an abundant number, since it is smaller than the sum of its proper divisors (13538504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11742136 is a wasteful number, since it uses less digits than its factorization.

11742136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003 (or 999 counting only the distinct ones).

The product of its digits is 1008, while the sum is 25.

The square root of 11742136 is about 3426.6800259143. The cubic root of 11742136 is about 227.2910676884.

Adding to 11742136 its reverse (63124711), we get a palindrome (74866847).

The spelling of 11742136 in words is "eleven million, seven hundred forty-two thousand, one hundred thirty-six".