111540261133 has 16 divisors (see below), whose sum is σ = 133032787200. Its totient is φ = 91438275456.

The previous prime is 111540261101. The next prime is 111540261211. The reversal of 111540261133 is 331162045111.

It is a cyclic number.

It is not a de Polignac number, because 111540261133 - 2⁵ = 111540261101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111540261733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1492543 + ... + 1565491.

It is an arithmetic number, because the mean of its divisors is an integer number (8314549200).

Almost surely, 2^111540261133 is an apocalyptic number.

It is an amenable number.

111540261133 is a deficient number, since it is larger than the sum of its proper divisors (21492526067).

111540261133 is an equidigital number, since it uses as much as digits as its factorization.

111540261133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82476.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 111540261133 in words is "one hundred eleven billion, five hundred forty million, two hundred sixty-one thousand, one hundred thirty-three".