234413143 has 2 divisors, whose sum is σ = 234413144. Its totient is φ = 234413142.

The previous prime is 234413131. The next prime is 234413149. The reversal of 234413143 is 341314432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234413143 - 2⁹ = 234412631 is a prime.

It is a super-2 number, since 2×234413143² = 109899043222276898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234413149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117206571 + 117206572.

It is an arithmetic number, because the mean of its divisors is an integer number (117206572).

Almost surely, 2^234413143 is an apocalyptic number.

234413143 is a deficient number, since it is larger than the sum of its proper divisors (1).

234413143 is an equidigital number, since it uses as much as digits as its factorization.

234413143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 234413143 is about 15310.5565868782. The cubic root of 234413143 is about 616.5864634269.

Adding to 234413143 its reverse (341314432), we get a palindrome (575727575).

The spelling of 234413143 in words is "two hundred thirty-four million, four hundred thirteen thousand, one hundred forty-three".