111543313053 has 8 divisors (see below), whose sum is σ = 156552018400. Its totient is φ = 70448408208.

The previous prime is 111543312943. The next prime is 111543313087. The reversal of 111543313053 is 350313345111.

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

It is not a de Polignac number, because 111543313053 - 2¹² = 111543308957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111543313053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111543311053) 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, 978450058 + ... + 978450171.

It is an arithmetic number, because the mean of its divisors is an integer number (19569002300).

Almost surely, 2^111543313053 is an apocalyptic number.

It is an amenable number.

111543313053 is a deficient number, since it is larger than the sum of its proper divisors (45008705347).

111543313053 is a wasteful number, since it uses less digits than its factorization.

111543313053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956900251.

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 111543313053 its reverse (350313345111), we get a palindrome (461856658164).

The spelling of 111543313053 in words is "one hundred eleven billion, five hundred forty-three million, three hundred thirteen thousand, fifty-three".