235421113 has 2 divisors, whose sum is σ = 235421114. Its totient is φ = 235421112.

The previous prime is 235421093. The next prime is 235421119. The reversal of 235421113 is 311124532.

It is a happy number.

235421113 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., 224610169 + 10810944 = 14987^2 + 3288^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235421113 is a prime.

It is not a weakly prime, because it can be changed into another prime (235421119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117710556 + 117710557.

It is an arithmetic number, because the mean of its divisors is an integer number (117710557).

Almost surely, 2^235421113 is an apocalyptic number.

It is an amenable number.

235421113 is a deficient number, since it is larger than the sum of its proper divisors (1).

235421113 is an equidigital number, since it uses as much as digits as its factorization.

235421113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 235421113 is about 15343.4387605908. The cubic root of 235421113 is about 617.4689679368.

Adding to 235421113 its reverse (311124532), we get a palindrome (546545645).

The spelling of 235421113 in words is "two hundred thirty-five million, four hundred twenty-one thousand, one hundred thirteen".