235452089 has 2 divisors, whose sum is σ = 235452090. Its totient is φ = 235452088.

The previous prime is 235452029. The next prime is 235452101. The reversal of 235452089 is 980254532.

235452089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127125625 + 108326464 = 11275^2 + 10408^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235452089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (235452029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117726044 + 117726045.

It is an arithmetic number, because the mean of its divisors is an integer number (117726045).

Almost surely, 2^235452089 is an apocalyptic number.

It is an amenable number.

235452089 is a deficient number, since it is larger than the sum of its proper divisors (1).

235452089 is an equidigital number, since it uses as much as digits as its factorization.

235452089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 235452089 is about 15344.4481490864. The cubic root of 235452089 is about 617.4960483173.

The spelling of 235452089 in words is "two hundred thirty-five million, four hundred fifty-two thousand, eighty-nine".