245036345 has 4 divisors (see below), whose sum is σ = 294043620. Its totient is φ = 196029072.

The previous prime is 245036339. The next prime is 245036359. The reversal of 245036345 is 543630542.

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 120736144 + 124300201 = 10988^2 + 11149^2 .

It is a cyclic number.

It is not a de Polignac number, because 245036345 - 2¹⁰ = 245035321 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24503630 + ... + 24503639.

It is an arithmetic number, because the mean of its divisors is an integer number (73510905).

Almost surely, 2^245036345 is an apocalyptic number.

It is an amenable number.

245036345 is a deficient number, since it is larger than the sum of its proper divisors (49007275).

245036345 is an equidigital number, since it uses as much as digits as its factorization.

245036345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49007274.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 245036345 is about 15653.6367978818. The cubic root of 245036345 is about 625.7634148700.

Adding to 245036345 its reverse (543630542), we get a palindrome (788666887).

The spelling of 245036345 in words is "two hundred forty-five million, thirty-six thousand, three hundred forty-five".