111001050055493 has 4 divisors (see below), whose sum is σ = 119539592367468. Its totient is φ = 102462507743520.

The previous prime is 111001050055451. The next prime is 111001050055501. The reversal of 111001050055493 is 394550050100111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35699214913924 + 75301835141569 = 5974882^2 + 8677663^2 .

It is a cyclic number.

It is not a de Polignac number, because 111001050055493 - 2¹⁴ = 111001050039109 is a prime.

It is a super-2 number, since 2×111001050055493² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001050045493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4269271155968 + ... + 4269271155993.

It is an arithmetic number, because the mean of its divisors is an integer number (29884898091867).

Almost surely, 2^{111001050055493} is an apocalyptic number.

111001050055493 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111001050055493 is a deficient number, since it is larger than the sum of its proper divisors (8538542311975).

111001050055493 is an equidigital number, since it uses as much as digits as its factorization.

111001050055493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8538542311974.

The product of its (nonzero) digits is 13500, while the sum is 35.

The spelling of 111001050055493 in words is "one hundred eleven trillion, one billion, fifty million, fifty-five thousand, four hundred ninety-three".