111053078549 has 8 divisors (see below), whose sum is σ = 133597688640. Its totient is φ = 90178439616.

The previous prime is 111053078533. The next prime is 111053078579. The reversal of 111053078549 is 945870350111.

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

It is not a de Polignac number, because 111053078549 - 2⁴ = 111053078533 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 (111053078579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417492644 + ... + 417492909.

It is an arithmetic number, because the mean of its divisors is an integer number (16699711080).

Almost surely, 2^111053078549 is an apocalyptic number.

111053078549 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

111053078549 is a deficient number, since it is larger than the sum of its proper divisors (22544610091).

111053078549 is an equidigital number, since it uses as much as digits as its factorization.

111053078549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834985579.

The product of its (nonzero) digits is 151200, while the sum is 44.

The spelling of 111053078549 in words is "one hundred eleven billion, fifty-three million, seventy-eight thousand, five hundred forty-nine".