11554642 has 16 divisors (see below), whose sum is σ = 18988992. Its totient is φ = 5229520.

The previous prime is 11554637. The next prime is 11554649. The reversal of 11554642 is 24645511.

It is a self number, because there is not a number n which added to its sum of digits gives 11554642.

It is not an unprimeable number, because it can be changed into a prime (11554649) 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 7 ways as a sum of consecutive naturals, for example, 4788 + ... + 6784.

It is an arithmetic number, because the mean of its divisors is an integer number (1186812).

Almost surely, 2^11554642 is an apocalyptic number.

11554642 is a deficient number, since it is larger than the sum of its proper divisors (7434350).

11554642 is a wasteful number, since it uses less digits than its factorization.

11554642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273.

The product of its digits is 4800, while the sum is 28.

The square root of 11554642 is about 3399.2119675007. The cubic root of 11554642 is about 226.0748049028.

The spelling of 11554642 in words is "eleven million, five hundred fifty-four thousand, six hundred forty-two".