243119011041 has 9 divisors (see below), whose sum is σ = 351174041491. Its totient is φ = 162078354552.

The previous prime is 243119011007. The next prime is 243119011043. The reversal of 243119011041 is 140110911342.

The square root of 243119011041 is 493071.

It is a perfect power (a square), and thus also a powerful number.

243119011041 is a `hidden beast` number, since 2 + 431 + 190 + 1 + 1 + 0 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20904822225 + 222214188816 = 144585^2 + 471396^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 243119011041 - 2¹⁹ = 243118486753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243119010996 and 243119011014.

It is not an unprimeable number, because it can be changed into a prime (243119011043) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1397035 + ... + 1561391.

Almost surely, 2^243119011041 is an apocalyptic number.

243119011041 is the 493071-st square number.

243119011041 is the 246536-th centered octagonal number.

It is an amenable number.

243119011041 is a deficient number, since it is larger than the sum of its proper divisors (108055030450).

243119011041 is an frugal number, since it uses more digits than its factorization.

243119011041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328720 (or 164360 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

Adding to 243119011041 its reverse (140110911342), we get a palindrome (383229922383).

The spelling of 243119011041 in words is "two hundred forty-three billion, one hundred nineteen million, eleven thousand, forty-one".