110540554391 has 4 divisors (see below), whose sum is σ = 110573349384. Its totient is φ = 110507759400.

The previous prime is 110540554379. The next prime is 110540554409. The reversal of 110540554391 is 193455045011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 193455045011 = 2477 ⋅78100543.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110540554391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110540554331) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16392440 + ... + 16399181.

It is an arithmetic number, because the mean of its divisors is an integer number (27643337346).

Almost surely, 2^110540554391 is an apocalyptic number.

110540554391 is a deficient number, since it is larger than the sum of its proper divisors (32794993).

110540554391 is an equidigital number, since it uses as much as digits as its factorization.

110540554391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32794992.

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 110540554391 in words is "one hundred ten billion, five hundred forty million, five hundred fifty-four thousand, three hundred ninety-one".