245036413 has 2 divisors, whose sum is σ = 245036414. Its totient is φ = 245036412.

The previous prime is 245036387. The next prime is 245036443. The reversal of 245036413 is 314630542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220166244 + 24870169 = 14838^2 + 4987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245036413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245036443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122518206 + 122518207.

It is an arithmetic number, because the mean of its divisors is an integer number (122518207).

Almost surely, 2^245036413 is an apocalyptic number.

It is an amenable number.

245036413 is a deficient number, since it is larger than the sum of its proper divisors (1).

245036413 is an equidigital number, since it uses as much as digits as its factorization.

245036413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 245036413 is about 15653.6389699009. The cubic root of 245036413 is about 625.7634727552.

Adding to 245036413 its reverse (314630542), we get a palindrome (559666955).

The spelling of 245036413 in words is "two hundred forty-five million, thirty-six thousand, four hundred thirteen".