111432411441 has 36 divisors (see below), whose sum is σ = 173884573044. Its totient is φ = 68358755520.

The previous prime is 111432411439. The next prime is 111432411449. The reversal of 111432411441 is 144114234111.

111432411441 is a `hidden beast` number, since 111 + 432 + 4 + 114 + 4 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10460993841 + 100971417600 = 102279^2 + 317760^2 .

It is not a de Polignac number, because 111432411441 - 2¹ = 111432411439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111432411449) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12814291 + ... + 12822983.

It is an arithmetic number, because the mean of its divisors is an integer number (4830127029).

Almost surely, 2^111432411441 is an apocalyptic number.

It is an amenable number.

111432411441 is a deficient number, since it is larger than the sum of its proper divisors (62452161603).

111432411441 is an equidigital number, since it uses as much as digits as its factorization.

111432411441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9374 (or 9040 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

Adding to 111432411441 its reverse (144114234111), we get a palindrome (255546645552).

The spelling of 111432411441 in words is "one hundred eleven billion, four hundred thirty-two million, four hundred eleven thousand, four hundred forty-one".