241816129 has 4 divisors (see below), whose sum is σ = 241966384. Its totient is φ = 241665876.

The previous prime is 241816093. The next prime is 241816153. The reversal of 241816129 is 921618142.

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 241816129 - 2¹¹ = 241814081 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 241816094 and 241816103.

It is not an unprimeable number, because it can be changed into a prime (241816189) 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, 72687 + ... + 75940.

It is an arithmetic number, because the mean of its divisors is an integer number (60491596).

Almost surely, 2^241816129 is an apocalyptic number.

It is an amenable number.

241816129 is a deficient number, since it is larger than the sum of its proper divisors (150255).

241816129 is a wasteful number, since it uses less digits than its factorization.

241816129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150254.

The product of its digits is 6912, while the sum is 34.

The square root of 241816129 is about 15550.4382253363. The cubic root of 241816129 is about 623.0101012887.

The spelling of 241816129 in words is "two hundred forty-one million, eight hundred sixteen thousand, one hundred twenty-nine".