235135525 has 6 divisors (see below), whose sum is σ = 291568082. Its totient is φ = 188108400.

The previous prime is 235135519. The next prime is 235135529. The reversal of 235135525 is 525531532.

It can be written as a sum of positive squares in 3 ways, for example, as 3969 + 235131556 = 63^2 + 15334^2 .

It is not a de Polignac number, because 235135525 - 2⁵ = 235135493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235135529) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4702686 + ... + 4702735.

Almost surely, 2^235135525 is an apocalyptic number.

235135525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

235135525 is a deficient number, since it is larger than the sum of its proper divisors (56432557).

235135525 is an equidigital number, since it uses as much as digits as its factorization.

235135525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9405431 (or 9405426 counting only the distinct ones).

The product of its digits is 22500, while the sum is 31.

The square root of 235135525 is about 15334.1294177400. The cubic root of 235135525 is about 617.2191842197.

The spelling of 235135525 in words is "two hundred thirty-five million, one hundred thirty-five thousand, five hundred twenty-five".