243514423 has 2 divisors, whose sum is σ = 243514424. Its totient is φ = 243514422.

The previous prime is 243514391. The next prime is 243514429. The reversal of 243514423 is 324415342.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243514423 - 2⁵ = 243514391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243514391 and 243514400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243514429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121757211 + 121757212.

It is an arithmetic number, because the mean of its divisors is an integer number (121757212).

Almost surely, 2^243514423 is an apocalyptic number.

243514423 is a deficient number, since it is larger than the sum of its proper divisors (1).

243514423 is an equidigital number, since it uses as much as digits as its factorization.

243514423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 28.

The square root of 243514423 is about 15604.9486702136. The cubic root of 243514423 is about 624.4651834445.

Adding to 243514423 its reverse (324415342), we get a palindrome (567929765).

The spelling of 243514423 in words is "two hundred forty-three million, five hundred fourteen thousand, four hundred twenty-three".