163158901 has 8 divisors (see below), whose sum is σ = 170426880. Its totient is φ = 156000432.

The previous prime is 163158893. The next prime is 163158913. The reversal of 163158901 is 109851361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163158901 - 2³ = 163158893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163158001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24325 + ... + 30298.

It is an arithmetic number, because the mean of its divisors is an integer number (21303360).

Almost surely, 2^163158901 is an apocalyptic number.

It is an amenable number.

163158901 is a deficient number, since it is larger than the sum of its proper divisors (7267979).

163158901 is a wasteful number, since it uses less digits than its factorization.

163158901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54755.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 163158901 is about 12773.3668623429. The cubic root of 163158901 is about 546.4330057245.

The spelling of 163158901 in words is "one hundred sixty-three million, one hundred fifty-eight thousand, nine hundred one".