242960153 has 4 divisors (see below), whose sum is σ = 243339828. Its totient is φ = 242580480.

The previous prime is 242960147. The next prime is 242960203. The reversal of 242960153 is 351069242.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 225961024 + 16999129 = 15032^2 + 4123^2 .

It is a cyclic number.

It is not a de Polignac number, because 242960153 - 2⁶ = 242960089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242968153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188876 + ... + 190157.

It is an arithmetic number, because the mean of its divisors is an integer number (60834957).

Almost surely, 2^242960153 is an apocalyptic number.

It is an amenable number.

242960153 is a deficient number, since it is larger than the sum of its proper divisors (379675).

242960153 is an equidigital number, since it uses as much as digits as its factorization.

242960153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379674.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 242960153 is about 15587.1791225994. The cubic root of 242960153 is about 623.9910359563.

The spelling of 242960153 in words is "two hundred forty-two million, nine hundred sixty thousand, one hundred fifty-three".