120241565 has 4 divisors (see below), whose sum is σ = 144289884. Its totient is φ = 96193248.

The previous prime is 120241559. The next prime is 120241603. The reversal of 120241565 is 565142021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12538681 + 107702884 = 3541^2 + 10378^2 .

It is a cyclic number.

It is not a de Polignac number, because 120241565 - 2⁴ = 120241549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12024152 + ... + 12024161.

It is an arithmetic number, because the mean of its divisors is an integer number (36072471).

Almost surely, 2^120241565 is an apocalyptic number.

It is an amenable number.

120241565 is a deficient number, since it is larger than the sum of its proper divisors (24048319).

120241565 is an equidigital number, since it uses as much as digits as its factorization.

120241565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24048318.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 120241565 is about 10965.4714900911. The cubic root of 120241565 is about 493.5731655379.

Adding to 120241565 its reverse (565142021), we get a palindrome (685383586).

The spelling of 120241565 in words is "one hundred twenty million, two hundred forty-one thousand, five hundred sixty-five".