111031534053 has 32 divisors (see below), whose sum is σ = 190000494720. Its totient is φ = 63333492480.

The previous prime is 111031534039. The next prime is 111031534067. The reversal of 111031534053 is 350435130111.

It is a happy number.

111031534053 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 315 + 340 + 5 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (111031534039) and next prime (111031534067).

It is not a de Polignac number, because 111031534053 - 2¹⁴ = 111031517669 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111031534553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10990350 + ... + 11000447.

It is an arithmetic number, because the mean of its divisors is an integer number (5937515460).

Almost surely, 2^111031534053 is an apocalyptic number.

It is an amenable number.

111031534053 is a deficient number, since it is larger than the sum of its proper divisors (78968960667).

111031534053 is a wasteful number, since it uses less digits than its factorization.

111031534053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21990834 (or 21990828 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

Adding to 111031534053 its reverse (350435130111), we get a palindrome (461466664164).

The spelling of 111031534053 in words is "one hundred eleven billion, thirty-one million, five hundred thirty-four thousand, fifty-three".