541521104133 has 4 divisors (see below), whose sum is σ = 722028138848. Its totient is φ = 361014069420.

The previous prime is 541521104101. The next prime is 541521104161. The reversal of 541521104133 is 331401125145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 541521104133 - 2⁵ = 541521104101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 541521104133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541521104833) 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, 90253517353 + ... + 90253517358.

It is an arithmetic number, because the mean of its divisors is an integer number (180507034712).

Almost surely, 2^541521104133 is an apocalyptic number.

It is an amenable number.

541521104133 is a deficient number, since it is larger than the sum of its proper divisors (180507034715).

541521104133 is a wasteful number, since it uses less digits than its factorization.

541521104133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180507034714.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 541521104133 its reverse (331401125145), we get a palindrome (872922229278).

The spelling of 541521104133 in words is "five hundred forty-one billion, five hundred twenty-one million, one hundred four thousand, one hundred thirty-three".