423134141 has 2 divisors, whose sum is σ = 423134142. Its totient is φ = 423134140.

The previous prime is 423134137. The next prime is 423134143. The reversal of 423134141 is 141431324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326524900 + 96609241 = 18070^2 + 9829^2 .

It is a cyclic number.

It is not a de Polignac number, because 423134141 - 2² = 423134137 is a prime.

Together with 423134143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423134143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211567070 + 211567071.

It is an arithmetic number, because the mean of its divisors is an integer number (211567071).

Almost surely, 2^423134141 is an apocalyptic number.

It is an amenable number.

423134141 is a deficient number, since it is larger than the sum of its proper divisors (1).

423134141 is an equidigital number, since it uses as much as digits as its factorization.

423134141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 423134141 is about 20570.2246220113. The cubic root of 423134141 is about 750.7454165231.

Adding to 423134141 its reverse (141431324), we get a palindrome (564565465).

The spelling of 423134141 in words is "four hundred twenty-three million, one hundred thirty-four thousand, one hundred forty-one".