242523453 has 8 divisors (see below), whose sum is σ = 328845600. Its totient is φ = 158941808.

The previous prime is 242523383. The next prime is 242523461. The reversal of 242523453 is 354325242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242523453 - 2¹³ = 242515261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242523453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242523473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684918 + ... + 685271.

It is an arithmetic number, because the mean of its divisors is an integer number (41105700).

Almost surely, 2^242523453 is an apocalyptic number.

It is an amenable number.

242523453 is a deficient number, since it is larger than the sum of its proper divisors (86322147).

242523453 is a wasteful number, since it uses less digits than its factorization.

242523453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370251.

The product of its digits is 28800, while the sum is 30.

The square root of 242523453 is about 15573.1645146386. The cubic root of 242523453 is about 623.6169549825.

Adding to 242523453 its reverse (354325242), we get a palindrome (596848695).

It can be divided in two parts, 2425 and 23453, that added together give a triangular number (25878 = T₂₂₇).

The spelling of 242523453 in words is "two hundred forty-two million, five hundred twenty-three thousand, four hundred fifty-three".