541523220341233 has 4 divisors (see below), whose sum is σ = 583178852675188. Its totient is φ = 499867588007280.

The previous prime is 541523220341209. The next prime is 541523220341269. The reversal of 541523220341233 is 332143022325145.

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 339288000531984 + 202235219809249 = 18419772^2 + 14220943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541523220341233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541523220341203) 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, 20827816166958 + ... + 20827816166983.

It is an arithmetic number, because the mean of its divisors is an integer number (145794713168797).

Almost surely, 2^{541523220341233} is an apocalyptic number.

It is an amenable number.

541523220341233 is a deficient number, since it is larger than the sum of its proper divisors (41655632333955).

541523220341233 is a wasteful number, since it uses less digits than its factorization.

541523220341233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41655632333954.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 541523220341233 its reverse (332143022325145), we get a palindrome (873666242666378).

The spelling of 541523220341233 in words is "five hundred forty-one trillion, five hundred twenty-three billion, two hundred twenty million, three hundred forty-one thousand, two hundred thirty-three".