234320057 has 2 divisors, whose sum is σ = 234320058. Its totient is φ = 234320056.

The previous prime is 234320017. The next prime is 234320059. The reversal of 234320057 is 750023432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230462761 + 3857296 = 15181^2 + 1964^2 .

It is a cyclic number.

It is not a de Polignac number, because 234320057 - 2²⁶ = 167211193 is a prime.

It is a super-2 number, since 2×234320057² = 109811778224966498, which contains 22 as substring.

Together with 234320059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234320059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117160028 + 117160029.

It is an arithmetic number, because the mean of its divisors is an integer number (117160029).

Almost surely, 2^234320057 is an apocalyptic number.

It is an amenable number.

234320057 is a deficient number, since it is larger than the sum of its proper divisors (1).

234320057 is an equidigital number, since it uses as much as digits as its factorization.

234320057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 234320057 is about 15307.5163563525. The cubic root of 234320057 is about 616.5048366521.

Adding to 234320057 its reverse (750023432), we get a palindrome (984343489).

The spelling of 234320057 in words is "two hundred thirty-four million, three hundred twenty thousand, fifty-seven".