111535345136 has 40 divisors (see below), whose sum is σ = 233271096480. Its totient is φ = 51503572736.

The previous prime is 111535345133. The next prime is 111535345139. The reversal of 111535345136 is 631543535111.

It is an interprime number because it is at equal distance from previous prime (111535345133) and next prime (111535345139).

It is a self number, because there is not a number n which added to its sum of digits gives 111535345136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111535345133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5214935 + ... + 5236278.

It is an arithmetic number, because the mean of its divisors is an integer number (5831777412).

Almost surely, 2^111535345136 is an apocalyptic number.

111535345136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111535345136 is an abundant number, since it is smaller than the sum of its proper divisors (121735751344).

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

111535345136 is a wasteful number, since it uses less digits than its factorization.

111535345136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10451273 (or 10451267 counting only the distinct ones).

The product of its digits is 81000, while the sum is 38.

The spelling of 111535345136 in words is "one hundred eleven billion, five hundred thirty-five million, three hundred forty-five thousand, one hundred thirty-six".