157385 has 4 divisors (see below), whose sum is σ = 188868. Its totient is φ = 125904.

The previous prime is 157363. The next prime is 157393. The reversal of 157385 is 583751.

157385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

157385 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80656 + 76729 = 284^2 + 277^2 .

It is a cyclic number.

It is not a de Polignac number, because 157385 - 2⁶ = 157321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15734 + ... + 15743.

It is an arithmetic number, because the mean of its divisors is an integer number (47217).

2¹⁵⁷³⁸⁵ is an apocalyptic number.

It is an amenable number.

157385 is a deficient number, since it is larger than the sum of its proper divisors (31483).

157385 is an equidigital number, since it uses as much as digits as its factorization.

157385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31482.

The product of its digits is 4200, while the sum is 29.

The square root of 157385 is about 396.7177838212. The cubic root of 157385 is about 53.9909678538.

The spelling of 157385 in words is "one hundred fifty-seven thousand, three hundred eighty-five".