235135155 has 32 divisors (see below), whose sum is σ = 391292928. Its totient is φ = 120441600.

The previous prime is 235135151. The next prime is 235135157. The reversal of 235135155 is 551531532.

It is not a de Polignac number, because 235135155 - 2² = 235135151 is a prime.

It is a super-2 number, since 2×235135155² = 110577082233748050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (235135151) 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 31 ways as a sum of consecutive naturals, for example, 61860 + ... + 65550.

It is an arithmetic number, because the mean of its divisors is an integer number (12227904).

Almost surely, 2^235135155 is an apocalyptic number.

235135155 is a deficient number, since it is larger than the sum of its proper divisors (156157773).

235135155 is a wasteful number, since it uses less digits than its factorization.

235135155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867.

The product of its digits is 11250, while the sum is 30.

The square root of 235135155 is about 15334.1173531443. The cubic root of 235135155 is about 617.2188604756.

Adding to 235135155 its reverse (551531532), we get a palindrome (786666687).

The spelling of 235135155 in words is "two hundred thirty-five million, one hundred thirty-five thousand, one hundred fifty-five".