11716542 has 16 divisors (see below), whose sum is σ = 26036880. Its totient is φ = 3905496.

The previous prime is 11716541. The next prime is 11716561. The reversal of 11716542 is 24561711.

It is a happy number.

11716542 is a `hidden beast` number, since 1 + 1 + 7 + 1 + 654 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11716541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108433 + ... + 108540.

It is an arithmetic number, because the mean of its divisors is an integer number (1627305).

Almost surely, 2^11716542 is an apocalyptic number.

11716542 is an abundant number, since it is smaller than the sum of its proper divisors (14320338).

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

11716542 is a wasteful number, since it uses less digits than its factorization.

11716542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216984 (or 216978 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 11716542 is about 3422.9434701730. The cubic root of 11716542 is about 227.1258075999.

The spelling of 11716542 in words is "eleven million, seven hundred sixteen thousand, five hundred forty-two".