11142404334 has 16 divisors (see below), whose sum is σ = 24760898640. Its totient is φ = 3714134760.

The previous prime is 11142404311. The next prime is 11142404393. The reversal of 11142404334 is 43340424111.

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

It is a junction number, because it is equal to n+sod(n) for n = 11142404298 and 11142404307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103170357 + ... + 103170464.

It is an arithmetic number, because the mean of its divisors is an integer number (1547556165).

Almost surely, 2^11142404334 is an apocalyptic number.

11142404334 is an abundant number, since it is smaller than the sum of its proper divisors (13618494306).

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

11142404334 is a wasteful number, since it uses less digits than its factorization.

11142404334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206340832 (or 206340826 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 11142404334 its reverse (43340424111), we get a palindrome (54482828445).

The spelling of 11142404334 in words is "eleven billion, one hundred forty-two million, four hundred four thousand, three hundred thirty-four".