243102403064245 has 8 divisors (see below), whose sum is σ = 297227089029816. Its totient is φ = 190812452216256.

The previous prime is 243102403064219. The next prime is 243102403064251. The reversal of 243102403064245 is 542460304201342.

243102403064245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 116856662120676 + 126245740943569 = 10810026^2 + 11235913^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 243102403064245 - 2²¹ = 243102400967093 is a prime.

It is a super-2 number, since 2×243102403064245² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243102403064198 and 243102403064207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458683779102 + ... + 458683779631.

It is an arithmetic number, because the mean of its divisors is an integer number (37153386128727).

Almost surely, 2^{243102403064245} is an apocalyptic number.

It is an amenable number.

243102403064245 is a deficient number, since it is larger than the sum of its proper divisors (54124685965571).

243102403064245 is an equidigital number, since it uses as much as digits as its factorization.

243102403064245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917367558791.

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 243102403064245 its reverse (542460304201342), we get a palindrome (785562707265587).

The spelling of 243102403064245 in words is "two hundred forty-three trillion, one hundred two billion, four hundred three million, sixty-four thousand, two hundred forty-five".