111540052255 has 8 divisors (see below), whose sum is σ = 133934817312. Its totient is φ = 89174205408.

The previous prime is 111540052249. The next prime is 111540052277. The reversal of 111540052255 is 552250045111.

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

It is a cyclic number.

It is not a de Polignac number, because 111540052255 - 2⁵ = 111540052223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7221064 + ... + 7236493.

It is an arithmetic number, because the mean of its divisors is an integer number (16741852164).

Almost surely, 2^111540052255 is an apocalyptic number.

111540052255 is a deficient number, since it is larger than the sum of its proper divisors (22394765057).

111540052255 is a wasteful number, since it uses less digits than its factorization.

111540052255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14459105.

The product of its (nonzero) digits is 10000, while the sum is 31.

Adding to 111540052255 its reverse (552250045111), we get a palindrome (663790097366).

The spelling of 111540052255 in words is "one hundred eleven billion, five hundred forty million, fifty-two thousand, two hundred fifty-five".