110725145 has 4 divisors (see below), whose sum is σ = 132870180. Its totient is φ = 88580112.

The previous prime is 110725117. The next prime is 110725163. The reversal of 110725145 is 541527011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 541527011 = 71 ⋅7627141.

It can be written as a sum of positive squares in 2 ways, for example, as 64770304 + 45954841 = 8048^2 + 6779^2 .

It is a cyclic number.

It is not a de Polignac number, because 110725145 - 2¹⁰ = 110724121 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11072510 + ... + 11072519.

It is an arithmetic number, because the mean of its divisors is an integer number (33217545).

Almost surely, 2^110725145 is an apocalyptic number.

It is an amenable number.

110725145 is a deficient number, since it is larger than the sum of its proper divisors (22145035).

110725145 is an equidigital number, since it uses as much as digits as its factorization.

110725145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22145034.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 110725145 is about 10522.6016269742. The cubic root of 110725145 is about 480.1925515094.

The spelling of 110725145 in words is "one hundred ten million, seven hundred twenty-five thousand, one hundred forty-five".