110144561 has 4 divisors (see below), whose sum is σ = 110166000. Its totient is φ = 110123124.

The previous prime is 110144533. The next prime is 110144579. The reversal of 110144561 is 165441011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 110144561 - 2⁶ = 110144497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110144261) by changing a digit.

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, 2090 + ... + 14988.

It is an arithmetic number, because the mean of its divisors is an integer number (27541500).

Almost surely, 2^110144561 is an apocalyptic number.

It is an amenable number.

110144561 is a deficient number, since it is larger than the sum of its proper divisors (21439).

110144561 is an equidigital number, since it uses as much as digits as its factorization.

110144561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21438.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 110144561 is about 10494.9778942121. The cubic root of 110144561 is about 479.3517885067.

Adding to 110144561 its reverse (165441011), we get a palindrome (275585572).

The spelling of 110144561 in words is "one hundred ten million, one hundred forty-four thousand, five hundred sixty-one".