11040032142 has 24 divisors (see below), whose sum is σ = 24019332480. Its totient is φ = 3664739520.

The previous prime is 11040032123. The next prime is 11040032189. The reversal of 11040032142 is 24123004011.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 in 11 ways as a sum of consecutive naturals, for example, 1268142 + ... + 1276817.

It is an arithmetic number, because the mean of its divisors is an integer number (1000805520).

Almost surely, 2^11040032142 is an apocalyptic number.

11040032142 is an abundant number, since it is smaller than the sum of its proper divisors (12979300338).

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

11040032142 is a wasteful number, since it uses less digits than its factorization.

11040032142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2545208 (or 2545205 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11040032142 its reverse (24123004011), we get a palindrome (35163036153).

The spelling of 11040032142 in words is "eleven billion, forty million, thirty-two thousand, one hundred forty-two".