124320241 has 12 divisors (see below), whose sum is σ = 129347820. Its totient is φ = 119416320.

The previous prime is 124320151. The next prime is 124320253. The reversal of 124320241 is 142023421.

It can be written as a sum of positive squares in 6 ways, for example, as 18662400 + 105657841 = 4320^2 + 10279^2 .

It is not a de Polignac number, because 124320241 - 2⁷ = 124320113 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124320271) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 218205 + ... + 218773.

It is an arithmetic number, because the mean of its divisors is an integer number (10778985).

Almost surely, 2^124320241 is an apocalyptic number.

It is an amenable number.

124320241 is a deficient number, since it is larger than the sum of its proper divisors (5027579).

124320241 is an frugal number, since it uses more digits than its factorization.

124320241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 124320241 is about 11149.8986990914. The cubic root of 124320241 is about 499.0920067614.

Adding to 124320241 its reverse (142023421), we get a palindrome (266343662).

The spelling of 124320241 in words is "one hundred twenty-four million, three hundred twenty thousand, two hundred forty-one".