163500097 has 2 divisors, whose sum is σ = 163500098. Its totient is φ = 163500096.

The previous prime is 163500053. The next prime is 163500121. The reversal of 163500097 is 790005361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121198081 + 42302016 = 11009^2 + 6504^2 .

It is an emirp because it is prime and its reverse (790005361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163500097 - 2¹⁹ = 162975809 is a prime.

It is not a weakly prime, because it can be changed into another prime (163500017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81750048 + 81750049.

It is an arithmetic number, because the mean of its divisors is an integer number (81750049).

Almost surely, 2^163500097 is an apocalyptic number.

It is an amenable number.

163500097 is a deficient number, since it is larger than the sum of its proper divisors (1).

163500097 is an equidigital number, since it uses as much as digits as its factorization.

163500097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 163500097 is about 12786.7156455440. The cubic root of 163500097 is about 546.8136386424.

The spelling of 163500097 in words is "one hundred sixty-three million, five hundred thousand, ninety-seven".