11123142532504 has 64 divisors (see below), whose sum is σ = 22119606653760. Its totient is φ = 5225681018880.

The previous prime is 11123142532499. The next prime is 11123142532577. The reversal of 11123142532504 is 40523524132111.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 11123142532504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213154864 + ... + 213207040.

It is an arithmetic number, because the mean of its divisors is an integer number (345618853965).

Almost surely, 2^{11123142532504} is an apocalyptic number.

It is an amenable number.

11123142532504 is a deficient number, since it is larger than the sum of its proper divisors (10996464121256).

11123142532504 is a wasteful number, since it uses less digits than its factorization.

11123142532504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54788 (or 54784 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 11123142532504 its reverse (40523524132111), we get a palindrome (51646666664615).

The spelling of 11123142532504 in words is "eleven trillion, one hundred twenty-three billion, one hundred forty-two million, five hundred thirty-two thousand, five hundred four".