242524453 has 2 divisors, whose sum is σ = 242524454. Its totient is φ = 242524452.

The previous prime is 242524433. The next prime is 242524459. The reversal of 242524453 is 354425242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215296929 + 27227524 = 14673^2 + 5218^2 .

It is a cyclic number.

It is not a de Polignac number, because 242524453 - 2¹⁷ = 242393381 is a prime.

It is a super-2 number, since 2×242524453² = 117636220605898418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242524459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121262226 + 121262227.

It is an arithmetic number, because the mean of its divisors is an integer number (121262227).

Almost surely, 2^242524453 is an apocalyptic number.

It is an amenable number.

242524453 is a deficient number, since it is larger than the sum of its proper divisors (1).

242524453 is an equidigital number, since it uses as much as digits as its factorization.

242524453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38400, while the sum is 31.

The square root of 242524453 is about 15573.1966211180. The cubic root of 242524453 is about 623.6178121039.

Adding to 242524453 its reverse (354425242), we get a palindrome (596949695).

The spelling of 242524453 in words is "two hundred forty-two million, five hundred twenty-four thousand, four hundred fifty-three".