241853 has 4 divisors (see below), whose sum is σ = 242880. Its totient is φ = 240828.

The previous prime is 241847. The next prime is 241861. The reversal of 241853 is 358142.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 241853 - 2⁸ = 241597 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241823) 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, 38 + ... + 696.

It is an arithmetic number, because the mean of its divisors is an integer number (60720).

2²⁴¹⁸⁵³ is an apocalyptic number.

It is an amenable number.

241853 is a deficient number, since it is larger than the sum of its proper divisors (1027).

241853 is an equidigital number, since it uses as much as digits as its factorization.

241853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026.

The product of its digits is 960, while the sum is 23.

The square root of 241853 is about 491.7855223571. The cubic root of 241853 is about 62.3041764242.

Adding to 241853 its reverse (358142), we get a palindrome (599995).

The spelling of 241853 in words is "two hundred forty-one thousand, eight hundred fifty-three".