110001145545 has 24 divisors (see below), whose sum is σ = 192355994376. Its totient is φ = 58148095488.

The previous prime is 110001145543. The next prime is 110001145577. The reversal of 110001145545 is 545541100011.

110001145545 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 0 + 114 + 5 + 545 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 15341547321 + 94659598224 = 123861^2 + 307668^2 .

It is not a de Polignac number, because 110001145545 - 2¹ = 110001145543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110001145543) 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 23 ways as a sum of consecutive naturals, for example, 10811154 + ... + 10821323.

It is an arithmetic number, because the mean of its divisors is an integer number (8014833099).

Almost surely, 2^110001145545 is an apocalyptic number.

110001145545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

110001145545 is a deficient number, since it is larger than the sum of its proper divisors (82354848831).

110001145545 is a wasteful number, since it uses less digits than its factorization.

110001145545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21632601 (or 21632598 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

Adding to 110001145545 its reverse (545541100011), we get a palindrome (655542245556).

The spelling of 110001145545 in words is "one hundred ten billion, one million, one hundred forty-five thousand, five hundred forty-five".