235011009 has 16 divisors (see below), whose sum is σ = 336737088. Its totient is φ = 145254912.

The previous prime is 235011001. The next prime is 235011011. The reversal of 235011009 is 900110532.

235011009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 235011009 - 2³ = 235011001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (235011001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30972 + ... + 37805.

It is an arithmetic number, because the mean of its divisors is an integer number (21046068).

Almost surely, 2^235011009 is an apocalyptic number.

It is an amenable number.

235011009 is a deficient number, since it is larger than the sum of its proper divisors (101726079).

235011009 is a wasteful number, since it uses less digits than its factorization.

235011009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68864.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 235011009 is about 15330.0687865384. The cubic root of 235011009 is about 617.1102155248.

The spelling of 235011009 in words is "two hundred thirty-five million, eleven thousand, nine".