242275543 has 2 divisors, whose sum is σ = 242275544. Its totient is φ = 242275542.

The previous prime is 242275529. The next prime is 242275567. The reversal of 242275543 is 345572242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242275543 - 2¹³ = 242267351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242275499 and 242275508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242275573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121137771 + 121137772.

It is an arithmetic number, because the mean of its divisors is an integer number (121137772).

Almost surely, 2^242275543 is an apocalyptic number.

242275543 is a deficient number, since it is larger than the sum of its proper divisors (1).

242275543 is an equidigital number, since it uses as much as digits as its factorization.

242275543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 34.

The square root of 242275543 is about 15565.2029540254. The cubic root of 242275543 is about 623.4043932893.

The spelling of 242275543 in words is "two hundred forty-two million, two hundred seventy-five thousand, five hundred forty-three".