234120143 has 2 divisors, whose sum is σ = 234120144. Its totient is φ = 234120142.

The previous prime is 234120137. The next prime is 234120167. The reversal of 234120143 is 341021432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234120143 - 2⁸ = 234119887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234120193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117060071 + 117060072.

It is an arithmetic number, because the mean of its divisors is an integer number (117060072).

Almost surely, 2^234120143 is an apocalyptic number.

234120143 is a deficient number, since it is larger than the sum of its proper divisors (1).

234120143 is an equidigital number, since it uses as much as digits as its factorization.

234120143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 234120143 is about 15300.9850336506. The cubic root of 234120143 is about 616.3294596962.

Adding to 234120143 its reverse (341021432), we get a palindrome (575141575).

The spelling of 234120143 in words is "two hundred thirty-four million, one hundred twenty thousand, one hundred forty-three".