157125 has 16 divisors (see below), whose sum is σ = 262080. Its totient is φ = 83600.

The previous prime is 157109. The next prime is 157127. The reversal of 157125 is 521751.

157125 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 157125 - 2⁴ = 157109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166 + ... + 584.

It is an arithmetic number, because the mean of its divisors is an integer number (16380).

2¹⁵⁷¹²⁵ is an apocalyptic number.

157125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

157125 is a deficient number, since it is larger than the sum of its proper divisors (104955).

157125 is an equidigital number, since it uses as much as digits as its factorization.

157125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 427 counting only the distinct ones).

The product of its digits is 350, while the sum is 21.

The square root of 157125 is about 396.3899595096. The cubic root of 157125 is about 53.9612204428.

Adding to 157125 its reverse (521751), we get a palindrome (678876).

It can be divided in two parts, 1571 and 25, that added together give a triangular number (1596 = T₅₆).

The spelling of 157125 in words is "one hundred fifty-seven thousand, one hundred twenty-five".