163034939 has 2 divisors, whose sum is σ = 163034940. Its totient is φ = 163034938.

The previous prime is 163034933. The next prime is 163035007. The reversal of 163034939 is 939430361.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163034939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163034933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81517469 + 81517470.

It is an arithmetic number, because the mean of its divisors is an integer number (81517470).

Almost surely, 2^163034939 is an apocalyptic number.

163034939 is a deficient number, since it is larger than the sum of its proper divisors (1).

163034939 is an equidigital number, since it uses as much as digits as its factorization.

163034939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 38.

The square root of 163034939 is about 12768.5135783301. The cubic root of 163034939 is about 546.2945842435.

The spelling of 163034939 in words is "one hundred sixty-three million, thirty-four thousand, nine hundred thirty-nine".