158461125 has 16 divisors (see below), whose sum is σ = 263679936. Its totient is φ = 84512400.

The previous prime is 158461117. The next prime is 158461153. The reversal of 158461125 is 521164851.

It is not a de Polignac number, because 158461125 - 2³ = 158461117 is a prime.

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, 210907 + ... + 211656.

It is an arithmetic number, because the mean of its divisors is an integer number (16479996).

Almost surely, 2^158461125 is an apocalyptic number.

158461125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

158461125 is a deficient number, since it is larger than the sum of its proper divisors (105218811).

158461125 is an equidigital number, since it uses as much as digits as its factorization.

158461125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422581 (or 422571 counting only the distinct ones).

The product of its digits is 9600, while the sum is 33.

The square root of 158461125 is about 12588.1342938499. The cubic root of 158461125 is about 541.1374344330.

The spelling of 158461125 in words is "one hundred fifty-eight million, four hundred sixty-one thousand, one hundred twenty-five".