163045697 has 2 divisors, whose sum is σ = 163045698. Its totient is φ = 163045696.

The previous prime is 163045681. The next prime is 163045699. The reversal of 163045697 is 796540361.

163045697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156850576 + 6195121 = 12524^2 + 2489^2 .

It is a cyclic number.

It is not a de Polignac number, because 163045697 - 2⁴ = 163045681 is a prime.

Together with 163045699, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163045699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81522848 + 81522849.

It is an arithmetic number, because the mean of its divisors is an integer number (81522849).

Almost surely, 2^163045697 is an apocalyptic number.

It is an amenable number.

163045697 is a deficient number, since it is larger than the sum of its proper divisors (1).

163045697 is an equidigital number, since it uses as much as digits as its factorization.

163045697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 163045697 is about 12768.9348420297. The cubic root of 163045697 is about 546.3065998845.

The spelling of 163045697 in words is "one hundred sixty-three million, forty-five thousand, six hundred ninety-seven".