201135 has 32 divisors (see below), whose sum is σ = 373248. Its totient is φ = 91520.

The previous prime is 201121. The next prime is 201139. The reversal of 201135 is 531102.

It is not a de Polignac number, because 201135 - 2⁴ = 201119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3769 + ... + 3821.

It is an arithmetic number, because the mean of its divisors is an integer number (11664).

2²⁰¹¹³⁵ is an apocalyptic number.

201135 is a deficient number, since it is larger than the sum of its proper divisors (172113).

201135 is a wasteful number, since it uses less digits than its factorization.

201135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 201135 is about 448.4807688185. The cubic root of 201135 is about 58.5907714930.

Adding to 201135 its reverse (531102), we get a palindrome (732237).

The spelling of 201135 in words is "two hundred one thousand, one hundred thirty-five".