11542172 has 12 divisors (see below), whose sum is σ = 20304816. Its totient is φ = 5740800.

The previous prime is 11542171. The next prime is 11542183. The reversal of 11542172 is 27124511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11542171) by changing a digit.

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, 6704 + ... + 8247.

It is an arithmetic number, because the mean of its divisors is an integer number (1692068).

Almost surely, 2^11542172 is an apocalyptic number.

It is an amenable number.

11542172 is a deficient number, since it is larger than the sum of its proper divisors (8762644).

11542172 is a wasteful number, since it uses less digits than its factorization.

11542172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15148 (or 15146 counting only the distinct ones).

The product of its digits is 560, while the sum is 23.

The square root of 11542172 is about 3397.3772236830. The cubic root of 11542172 is about 225.9934474828.

Adding to 11542172 its reverse (27124511), we get a palindrome (38666683).

The spelling of 11542172 in words is "eleven million, five hundred forty-two thousand, one hundred seventy-two".