235165243 has 6 divisors (see below), whose sum is σ = 238732116. Its totient is φ = 231650892.

The previous prime is 235165213. The next prime is 235165253. The reversal of 235165243 is 342561532.

It is a happy number.

It is not a de Polignac number, because 235165243 - 2²⁵ = 201610811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235165213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21705 + ... + 30682.

It is an arithmetic number, because the mean of its divisors is an integer number (39788686).

Almost surely, 2^235165243 is an apocalyptic number.

235165243 is a deficient number, since it is larger than the sum of its proper divisors (3566873).

235165243 is an frugal number, since it uses more digits than its factorization.

235165243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52521 (or 52454 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 235165243 is about 15335.0984020319. The cubic root of 235165243 is about 617.2451858869.

The spelling of 235165243 in words is "two hundred thirty-five million, one hundred sixty-five thousand, two hundred forty-three".