11136215436 has 48 divisors (see below), whose sum is σ = 26879139840. Its totient is φ = 3584770560.

The previous prime is 11136215429. The next prime is 11136215471. The reversal of 11136215436 is 63451263111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11136215397 and 11136215406.

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, 146940 + ... + 209436.

It is an arithmetic number, because the mean of its divisors is an integer number (559982080).

Almost surely, 2^11136215436 is an apocalyptic number.

It is an amenable number.

11136215436 is an abundant number, since it is smaller than the sum of its proper divisors (15742924404).

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

11136215436 is a wasteful number, since it uses less digits than its factorization.

11136215436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63014 (or 63012 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

Adding to 11136215436 its reverse (63451263111), we get a palindrome (74587478547).

The spelling of 11136215436 in words is "eleven billion, one hundred thirty-six million, two hundred fifteen thousand, four hundred thirty-six".