505212112297 has 2 divisors, whose sum is σ = 505212112298. Its totient is φ = 505212112296.

The previous prime is 505212112289. The next prime is 505212112319. The reversal of 505212112297 is 792211212505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 325214716176 + 179997396121 = 570276^2 + 424261^2 .

It is a cyclic number.

It is not a de Polignac number, because 505212112297 - 2³ = 505212112289 is a prime.

It is not a weakly prime, because it can be changed into another prime (505212113297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252606056148 + 252606056149.

It is an arithmetic number, because the mean of its divisors is an integer number (252606056149).

Almost surely, 2^505212112297 is an apocalyptic number.

It is an amenable number.

505212112297 is a deficient number, since it is larger than the sum of its proper divisors (1).

505212112297 is an equidigital number, since it uses as much as digits as its factorization.

505212112297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 37.

The spelling of 505212112297 in words is "five hundred five billion, two hundred twelve million, one hundred twelve thousand, two hundred ninety-seven".