111412341145 has 16 divisors (see below), whose sum is σ = 154277510400. Its totient is φ = 75655312704.

The previous prime is 111412341137. The next prime is 111412341149. The reversal of 111412341145 is 541143214111.

It is a cyclic number.

It is not a de Polignac number, because 111412341145 - 2³ = 111412341137 is a prime.

It is a super-2 number, since 2×111412341145² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111412341149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15448870 + ... + 15456079.

It is an arithmetic number, because the mean of its divisors is an integer number (9642344400).

Almost surely, 2^111412341145 is an apocalyptic number.

It is an amenable number.

111412341145 is a deficient number, since it is larger than the sum of its proper divisors (42865169255).

111412341145 is a wasteful number, since it uses less digits than its factorization.

111412341145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30905064.

The product of its digits is 1920, while the sum is 28.

Adding to 111412341145 its reverse (541143214111), we get a palindrome (652555555256).

The spelling of 111412341145 in words is "one hundred eleven billion, four hundred twelve million, three hundred forty-one thousand, one hundred forty-five".