163282939 has 2 divisors, whose sum is σ = 163282940. Its totient is φ = 163282938.

The previous prime is 163282927. The next prime is 163282993. The reversal of 163282939 is 939282361.

Together with next prime (163282993) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163282939 - 2⁵ = 163282907 is a prime.

It is a super-2 number, since 2×163282939² = 53322636336955442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163282895 and 163282904.

It is not a weakly prime, because it can be changed into another prime (163282919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81641469 + 81641470.

It is an arithmetic number, because the mean of its divisors is an integer number (81641470).

Almost surely, 2^163282939 is an apocalyptic number.

163282939 is a deficient number, since it is larger than the sum of its proper divisors (1).

163282939 is an equidigital number, since it uses as much as digits as its factorization.

163282939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 43.

The square root of 163282939 is about 12778.2212768444. The cubic root of 163282939 is about 546.5714419122.

The spelling of 163282939 in words is "one hundred sixty-three million, two hundred eighty-two thousand, nine hundred thirty-nine".