505363111349 has 2 divisors, whose sum is σ = 505363111350. Its totient is φ = 505363111348.

The previous prime is 505363111333. The next prime is 505363111369. The reversal of 505363111349 is 943111363505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 449261872900 + 56101238449 = 670270^2 + 236857^2 .

It is a cyclic number.

It is not a de Polignac number, because 505363111349 - 2⁴ = 505363111333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505363111369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252681555674 + 252681555675.

It is an arithmetic number, because the mean of its divisors is an integer number (252681555675).

Almost surely, 2^505363111349 is an apocalyptic number.

It is an amenable number.

505363111349 is a deficient number, since it is larger than the sum of its proper divisors (1).

505363111349 is an equidigital number, since it uses as much as digits as its factorization.

505363111349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 41.

The spelling of 505363111349 in words is "five hundred five billion, three hundred sixty-three million, one hundred eleven thousand, three hundred forty-nine".