245403043111 has 2 divisors, whose sum is σ = 245403043112. Its totient is φ = 245403043110.

The previous prime is 245403043087. The next prime is 245403043177. The reversal of 245403043111 is 111340304542.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245403043111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245403043111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245403043411) 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, 122701521555 + 122701521556.

It is an arithmetic number, because the mean of its divisors is an integer number (122701521556).

Almost surely, 2^245403043111 is an apocalyptic number.

245403043111 is a deficient number, since it is larger than the sum of its proper divisors (1).

245403043111 is an equidigital number, since it uses as much as digits as its factorization.

245403043111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 245403043111 its reverse (111340304542), we get a palindrome (356743347653).

The spelling of 245403043111 in words is "two hundred forty-five billion, four hundred three million, forty-three thousand, one hundred eleven".