11040542 has 4 divisors (see below), whose sum is σ = 16560816. Its totient is φ = 5520270.

The previous prime is 11040527. The next prime is 11040559. The reversal of 11040542 is 24504011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24504011 = 7 ⋅3500573.

It is a self number, because there is not a number n which added to its sum of digits gives 11040542.

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 as a sum of consecutive naturals, namely, 2760134 + ... + 2760137.

It is an arithmetic number, because the mean of its divisors is an integer number (4140204).

Almost surely, 2^11040542 is an apocalyptic number.

11040542 is a deficient number, since it is larger than the sum of its proper divisors (5520274).

11040542 is an equidigital number, since it uses as much as digits as its factorization.

11040542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5520273.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 11040542 is about 3322.7311055817. The cubic root of 11040542 is about 222.6709001350.

Adding to 11040542 its reverse (24504011), we get a palindrome (35544553).

The spelling of 11040542 in words is "eleven million, forty thousand, five hundred forty-two".