8223157485113 has 2 divisors, whose sum is σ = 8223157485114. Its totient is φ = 8223157485112.

The previous prime is 8223157485097. The next prime is 8223157485157. The reversal of 8223157485113 is 3115847513228.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7085035503529 + 1138121981584 = 2661773^2 + 1066828^2 .

It is a cyclic number.

It is not a de Polignac number, because 8223157485113 - 2⁴ = 8223157485097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (8223157485313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4111578742556 + 4111578742557.

It is an arithmetic number, because the mean of its divisors is an integer number (4111578742557).

Almost surely, 2^{8223157485113} is an apocalyptic number.

It is an amenable number.

8223157485113 is a deficient number, since it is larger than the sum of its proper divisors (1).

8223157485113 is an equidigital number, since it uses as much as digits as its factorization.

8223157485113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1612800, while the sum is 50.

The spelling of 8223157485113 in words is "eight trillion, two hundred twenty-three billion, one hundred fifty-seven million, four hundred eighty-five thousand, one hundred thirteen".