234213253 has 2 divisors, whose sum is σ = 234213254. Its totient is φ = 234213252.

The previous prime is 234213241. The next prime is 234213257. The reversal of 234213253 is 352312432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139287204 + 94926049 = 11802^2 + 9743^2 .

It is a cyclic number.

It is not a de Polignac number, because 234213253 - 2¹³ = 234205061 is a prime.

It is equal to p_12861124 and since 234213253 and 12861124 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234213257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117106626 + 117106627.

It is an arithmetic number, because the mean of its divisors is an integer number (117106627).

Almost surely, 2^234213253 is an apocalyptic number.

It is an amenable number.

234213253 is a deficient number, since it is larger than the sum of its proper divisors (1).

234213253 is an equidigital number, since it uses as much as digits as its factorization.

234213253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 25.

The square root of 234213253 is about 15304.0273457675. The cubic root of 234213253 is about 616.4111539770.

Adding to 234213253 its reverse (352312432), we get a palindrome (586525685).

The spelling of 234213253 in words is "two hundred thirty-four million, two hundred thirteen thousand, two hundred fifty-three".