158851 has 8 divisors (see below), whose sum is σ = 198144. Its totient is φ = 123720.

The previous prime is 158849. The next prime is 158863.

158851 is nontrivially palindromic in base 10.

158851 is an esthetic number in base 15, because in such base its adjacent digits differ by 1.

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 158851 - 2¹ = 158849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158881) 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, 955 + ... + 1108.

It is an arithmetic number, because the mean of its divisors is an integer number (24768).

2¹⁵⁸⁸⁵¹ is an apocalyptic number.

158851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

158851 is a deficient number, since it is larger than the sum of its proper divisors (39293).

158851 is a wasteful number, since it uses less digits than its factorization.

158851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081.

The product of its digits is 1600, while the sum is 28.

The square root of 158851 is about 398.5611621822. The cubic root of 158851 is about 54.1580872671.

The spelling of 158851 in words is "one hundred fifty-eight thousand, eight hundred fifty-one".