11242043542 has 8 divisors (see below), whose sum is σ = 16964042256. Its totient is φ = 5587362792.

The previous prime is 11242043513. The next prime is 11242043551. The reversal of 11242043542 is 24534024211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11242043542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16829073 + ... + 16829740.

It is an arithmetic number, because the mean of its divisors is an integer number (2120505282).

Almost surely, 2^11242043542 is an apocalyptic number.

11242043542 is a deficient number, since it is larger than the sum of its proper divisors (5721998714).

11242043542 is a wasteful number, since it uses less digits than its factorization.

11242043542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33658982.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 11242043542 its reverse (24534024211), we get a palindrome (35776067753).

The spelling of 11242043542 in words is "eleven billion, two hundred forty-two million, forty-three thousand, five hundred forty-two".