235135529 has 2 divisors, whose sum is σ = 235135530. Its totient is φ = 235135528.

The previous prime is 235135519. The next prime is 235135531. The reversal of 235135529 is 925531532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139877929 + 95257600 = 11827^2 + 9760^2 .

It is a cyclic number.

It is not a de Polignac number, because 235135529 - 2⁸ = 235135273 is a prime.

It is a Sophie Germain prime.

Together with 235135531, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 15.

It is not a weakly prime, because it can be changed into another prime (235135519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117567764 + 117567765.

It is an arithmetic number, because the mean of its divisors is an integer number (117567765).

Almost surely, 2^235135529 is an apocalyptic number.

It is an amenable number.

235135529 is a deficient number, since it is larger than the sum of its proper divisors (1).

235135529 is an equidigital number, since it uses as much as digits as its factorization.

235135529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40500, while the sum is 35.

The square root of 235135529 is about 15334.1295481680. The cubic root of 235135529 is about 617.2191877196.

The spelling of 235135529 in words is "two hundred thirty-five million, one hundred thirty-five thousand, five hundred twenty-nine".