11142113136 has 120 divisors (see below), whose sum is σ = 36527197824. Its totient is φ = 2894048640.

The previous prime is 11142113117. The next prime is 11142113183. The reversal of 11142113136 is 63131124111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189460 + ... + 241203.

Almost surely, 2^11142113136 is an apocalyptic number.

11142113136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11142113136 is an abundant number, since it is smaller than the sum of its proper divisors (25385084688).

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

11142113136 is a wasteful number, since it uses less digits than its factorization.

11142113136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430699 (or 430686 counting only the distinct ones).

The product of its digits is 432, while the sum is 24.

Adding to 11142113136 its reverse (63131124111), we get a palindrome (74273237247).

The spelling of 11142113136 in words is "eleven billion, one hundred forty-two million, one hundred thirteen thousand, one hundred thirty-six".