123204041 has 2 divisors, whose sum is σ = 123204042. Its totient is φ = 123204040.

The previous prime is 123204019. The next prime is 123204047. The reversal of 123204041 is 140402321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108764041 + 14440000 = 10429^2 + 3800^2 .

It is an emirp because it is prime and its reverse (140402321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123204041 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (123204047) 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 as a sum of consecutive naturals, namely, 61602020 + 61602021.

It is an arithmetic number, because the mean of its divisors is an integer number (61602021).

Almost surely, 2^123204041 is an apocalyptic number.

It is an amenable number.

123204041 is a deficient number, since it is larger than the sum of its proper divisors (1).

123204041 is an equidigital number, since it uses as much as digits as its factorization.

123204041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 123204041 is about 11099.7315733310. The cubic root of 123204041 is about 497.5938272399.

Adding to 123204041 its reverse (140402321), we get a palindrome (263606362).

It can be divided in two parts, 12320 and 4041, that added together give a palindrome (16361).

The spelling of 123204041 in words is "one hundred twenty-three million, two hundred four thousand, forty-one".