235135121 has 8 divisors (see below), whose sum is σ = 253540224. Its totient is φ = 216775440.

The previous prime is 235135091. The next prime is 235135129. The reversal of 235135121 is 121531532.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 235135121 - 2⁶ = 235135057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235135129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185 + ... + 21686.

It is an arithmetic number, because the mean of its divisors is an integer number (31692528).

Almost surely, 2^235135121 is an apocalyptic number.

It is an amenable number.

235135121 is a deficient number, since it is larger than the sum of its proper divisors (18405103).

235135121 is a wasteful number, since it uses less digits than its factorization.

235135121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22711.

The product of its digits is 900, while the sum is 23.

The square root of 235135121 is about 15334.1162445053. The cubic root of 235135121 is about 617.2188307261.

Adding to 235135121 its reverse (121531532), we get a palindrome (356666653).

The spelling of 235135121 in words is "two hundred thirty-five million, one hundred thirty-five thousand, one hundred twenty-one".