243413041 has 4 divisors (see below), whose sum is σ = 243464292. Its totient is φ = 243361792.

The previous prime is 243413039. The next prime is 243413069. The reversal of 243413041 is 140314342.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 136890000 + 106523041 = 11700^2 + 10321^2 .

It is a cyclic number.

It is not a de Polignac number, because 243413041 - 2¹ = 243413039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (243413011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17680 + ... + 28273.

It is an arithmetic number, because the mean of its divisors is an integer number (60866073).

Almost surely, 2^243413041 is an apocalyptic number.

It is an amenable number.

243413041 is a deficient number, since it is larger than the sum of its proper divisors (51251).

243413041 is an equidigital number, since it uses as much as digits as its factorization.

243413041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51250.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 243413041 is about 15601.6999394297. The cubic root of 243413041 is about 624.3785105262.

Adding to 243413041 its reverse (140314342), we get a palindrome (383727383).

The spelling of 243413041 in words is "two hundred forty-three million, four hundred thirteen thousand, forty-one".