111400544245 has 8 divisors (see below), whose sum is σ = 136941157080. Its totient is φ = 86946766080.

The previous prime is 111400544221. The next prime is 111400544267. The reversal of 111400544245 is 542445004111.

It can be written as a sum of positive squares in 4 ways, for example, as 133956 + 111400410289 = 366^2 + 333767^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111400544245 - 2²⁵ = 111366989813 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271708440 + ... + 271708849.

It is an arithmetic number, because the mean of its divisors is an integer number (17117644635).

Almost surely, 2^111400544245 is an apocalyptic number.

It is an amenable number.

111400544245 is a deficient number, since it is larger than the sum of its proper divisors (25540612835).

111400544245 is an equidigital number, since it uses as much as digits as its factorization.

111400544245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543417335.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 111400544245 its reverse (542445004111), we get a palindrome (653845548356).

The spelling of 111400544245 in words is "one hundred eleven billion, four hundred million, five hundred forty-four thousand, two hundred forty-five".