224138154241 has 4 divisors (see below), whose sum is σ = 224150791684. Its totient is φ = 224125516800.

The previous prime is 224138154239. The next prime is 224138154269. The reversal of 224138154241 is 142451831422.

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 121106784016 + 103031370225 = 348004^2 + 320985^2 .

It is a cyclic number.

It is not a de Polignac number, because 224138154241 - 2¹ = 224138154239 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 224138154241.

It is not an unprimeable number, because it can be changed into a prime (224138154281) 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 3 ways as a sum of consecutive naturals, for example, 6292080 + ... + 6327601.

It is an arithmetic number, because the mean of its divisors is an integer number (56037697921).

Almost surely, 2^224138154241 is an apocalyptic number.

It is an amenable number.

224138154241 is a deficient number, since it is larger than the sum of its proper divisors (12637443).

224138154241 is a wasteful number, since it uses less digits than its factorization.

224138154241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12637442.

The product of its digits is 61440, while the sum is 37.

Adding to 224138154241 its reverse (142451831422), we get a palindrome (366589985663).

The spelling of 224138154241 in words is "two hundred twenty-four billion, one hundred thirty-eight million, one hundred fifty-four thousand, two hundred forty-one".