157755 has 16 divisors (see below), whose sum is σ = 272160. Its totient is φ = 77568.

The previous prime is 157747. The next prime is 157769. The reversal of 157755 is 557751.

157755 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 157755 - 2³ = 157747 is a prime.

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, 210 + ... + 599.

It is an arithmetic number, because the mean of its divisors is an integer number (17010).

2¹⁵⁷⁷⁵⁵ is an apocalyptic number.

157755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

157755 is a deficient number, since it is larger than the sum of its proper divisors (114405).

157755 is a wasteful number, since it uses less digits than its factorization.

157755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830.

The product of its digits is 6125, while the sum is 30.

The square root of 157755 is about 397.1838365291. The cubic root of 157755 is about 54.0332442757.

The spelling of 157755 in words is "one hundred fifty-seven thousand, seven hundred fifty-five".