241139 has 4 divisors (see below), whose sum is σ = 242256. Its totient is φ = 240024.

The previous prime is 241127. The next prime is 241141. The reversal of 241139 is 931142.

It is a semiprime because it is the product of two primes, 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 241139 - 2⁸ = 240883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 241139.

It is not an unprimeable number, because it can be changed into a prime (241169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119 + ... + 704.

It is an arithmetic number, because the mean of its divisors is an integer number (60564).

2²⁴¹¹³⁹ is an apocalyptic number.

241139 is a deficient number, since it is larger than the sum of its proper divisors (1117).

241139 is an equidigital number, since it uses as much as digits as its factorization.

241139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116.

The product of its digits is 216, while the sum is 20.

The square root of 241139 is about 491.0590595845. The cubic root of 241139 is about 62.2428043918.

The spelling of 241139 in words is "two hundred forty-one thousand, one hundred thirty-nine".