242525135 has 4 divisors (see below), whose sum is σ = 291030168. Its totient is φ = 194020104.

The previous prime is 242525119. The next prime is 242525141. The reversal of 242525135 is 531525242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242525135 - 2⁴ = 242525119 is a prime.

It is a super-2 number, since 2×242525135² = 117636882213536450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242525098 and 242525107.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24252509 + ... + 24252518.

It is an arithmetic number, because the mean of its divisors is an integer number (72757542).

Almost surely, 2^242525135 is an apocalyptic number.

242525135 is a deficient number, since it is larger than the sum of its proper divisors (48505033).

242525135 is an equidigital number, since it uses as much as digits as its factorization.

242525135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48505032.

The product of its digits is 12000, while the sum is 29.

The square root of 242525135 is about 15573.2185176989. The cubic root of 242525135 is about 623.6183966593.

The spelling of 242525135 in words is "two hundred forty-two million, five hundred twenty-five thousand, one hundred thirty-five".