158285163 has 8 divisors (see below), whose sum is σ = 217854976. Its totient is φ = 102119400.

The previous prime is 158285129. The next prime is 158285173. The reversal of 158285163 is 361582851.

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

It is not a de Polignac number, because 158285163 - 2¹³ = 158276971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158285123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850903 + ... + 851088.

It is an arithmetic number, because the mean of its divisors is an integer number (27231872).

Almost surely, 2^158285163 is an apocalyptic number.

158285163 is a deficient number, since it is larger than the sum of its proper divisors (59569813).

158285163 is a wasteful number, since it uses less digits than its factorization.

158285163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702025.

The product of its digits is 57600, while the sum is 39.

The square root of 158285163 is about 12581.1431515582. The cubic root of 158285163 is about 540.9370595412.

The spelling of 158285163 in words is "one hundred fifty-eight million, two hundred eighty-five thousand, one hundred sixty-three".