241545 has 8 divisors (see below), whose sum is σ = 386496. Its totient is φ = 128816.

The previous prime is 241543. The next prime is 241559. The reversal of 241545 is 545142.

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

It is a cyclic number.

It is not a de Polignac number, because 241545 - 2¹ = 241543 is a prime.

It is an Ulam number.

241545 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (241543) 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 7 ways as a sum of consecutive naturals, for example, 8037 + ... + 8066.

It is an arithmetic number, because the mean of its divisors is an integer number (48312).

2²⁴¹⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

241545 is a deficient number, since it is larger than the sum of its proper divisors (144951).

241545 is a wasteful number, since it uses less digits than its factorization.

241545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16111.

The product of its digits is 800, while the sum is 21.

The square root of 241545 is about 491.4722779568. The cubic root of 241545 is about 62.2777170485.

Adding to 241545 its reverse (545142), we get a palindrome (786687).

The spelling of 241545 in words is "two hundred forty-one thousand, five hundred forty-five".