158147 has 6 divisors (see below), whose sum is σ = 173964. Its totient is φ = 143660.

The previous prime is 158143. The next prime is 158161. The reversal of 158147 is 741851.

158147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 158147 - 2² = 158143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 533 + ... + 774.

It is an arithmetic number, because the mean of its divisors is an integer number (28994).

2¹⁵⁸¹⁴⁷ is an apocalyptic number.

158147 is a deficient number, since it is larger than the sum of its proper divisors (15817).

158147 is a wasteful number, since it uses less digits than its factorization.

158147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329 (or 1318 counting only the distinct ones).

The product of its digits is 1120, while the sum is 26.

The square root of 158147 is about 397.6770046156. The cubic root of 158147 is about 54.0779623764.

Adding to 158147 its reverse (741851), we get a palindrome (899998).

The spelling of 158147 in words is "one hundred fifty-eight thousand, one hundred forty-seven".