158271125 has 16 divisors (see below), whose sum is σ = 204338160. Its totient is φ = 122248000.

The previous prime is 158271109. The next prime is 158271131. The reversal of 158271125 is 521172851.

158271125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 20584369 + 137686756 = 4537^2 + 11734^2 .

It is not a de Polignac number, because 158271125 - 2⁴ = 158271109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158271091 and 158271100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18206 + ... + 25455.

It is an arithmetic number, because the mean of its divisors is an integer number (12771135).

Almost surely, 2^158271125 is an apocalyptic number.

It is an amenable number.

158271125 is a deficient number, since it is larger than the sum of its proper divisors (46067035).

158271125 is an equidigital number, since it uses as much as digits as its factorization.

158271125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43705 (or 43695 counting only the distinct ones).

The product of its digits is 5600, while the sum is 32.

The square root of 158271125 is about 12580.5852407589. The cubic root of 158271125 is about 540.9210675202.

The spelling of 158271125 in words is "one hundred fifty-eight million, two hundred seventy-one thousand, one hundred twenty-five".