243141427 has 2 divisors, whose sum is σ = 243141428. Its totient is φ = 243141426.

The previous prime is 243141421. The next prime is 243141433. The reversal of 243141427 is 724141342.

It is a balanced prime because it is at equal distance from previous prime (243141421) and next prime (243141433).

It is a cyclic number.

It is not a de Polignac number, because 243141427 - 2¹⁵ = 243108659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243141395 and 243141404.

It is not a weakly prime, because it can be changed into another prime (243141421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121570713 + 121570714.

It is an arithmetic number, because the mean of its divisors is an integer number (121570714).

Almost surely, 2^243141427 is an apocalyptic number.

243141427 is a deficient number, since it is larger than the sum of its proper divisors (1).

243141427 is an equidigital number, since it uses as much as digits as its factorization.

243141427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 28.

The square root of 243141427 is about 15592.9928814195. The cubic root of 243141427 is about 624.1461851715.

Adding to 243141427 its reverse (724141342), we get a palindrome (967282769).

The spelling of 243141427 in words is "two hundred forty-three million, one hundred forty-one thousand, four hundred twenty-seven".