163283307317731 has 2 divisors, whose sum is σ = 163283307317732. Its totient is φ = 163283307317730.

The previous prime is 163283307317699. The next prime is 163283307317747. The reversal of 163283307317731 is 137713703382361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163283307317731 - 2⁵ = 163283307317699 is a prime.

It is a super-2 number, since 2×163283307317731² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (163283307317831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81641653658865 + 81641653658866.

It is an arithmetic number, because the mean of its divisors is an integer number (81641653658866).

Almost surely, 2^{163283307317731} is an apocalyptic number.

163283307317731 is a deficient number, since it is larger than the sum of its proper divisors (1).

163283307317731 is an equidigital number, since it uses as much as digits as its factorization.

163283307317731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8001504, while the sum is 55.

The spelling of 163283307317731 in words is "one hundred sixty-three trillion, two hundred eighty-three billion, three hundred seven million, three hundred seventeen thousand, seven hundred thirty-one".