163316727 has 12 divisors (see below), whose sum is σ = 269602320. Its totient is φ = 93323808.

The previous prime is 163316689. The next prime is 163316731. The reversal of 163316727 is 727613361.

163316727 is a `hidden beast` number, since 1 + 633 + 16 + 7 + 2 + 7 = 666.

It is not a de Polignac number, because 163316727 - 2⁷ = 163316599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163316691 and 163316700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163316737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1296102 + ... + 1296227.

It is an arithmetic number, because the mean of its divisors is an integer number (22466860).

Almost surely, 2^163316727 is an apocalyptic number.

163316727 is a deficient number, since it is larger than the sum of its proper divisors (106285593).

163316727 is a wasteful number, since it uses less digits than its factorization.

163316727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592342 (or 2592339 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 163316727 is about 12779.5433016990. The cubic root of 163316727 is about 546.6091398336.

The spelling of 163316727 in words is "one hundred sixty-three million, three hundred sixteen thousand, seven hundred twenty-seven".