541551411013 has 4 divisors (see below), whose sum is σ = 542061828108. Its totient is φ = 541040993920.

The previous prime is 541551410999. The next prime is 541551411043. The reversal of 541551411013 is 310114155145.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 310114155145 = 5 ⋅62022831029.

It can be written as a sum of positive squares in 2 ways, for example, as 353367235809 + 188184175204 = 594447^2 + 433802^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541551411013 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541551411043) 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, 255206956 + ... + 255209077.

It is an arithmetic number, because the mean of its divisors is an integer number (135515457027).

Almost surely, 2^541551411013 is an apocalyptic number.

It is an amenable number.

541551411013 is a deficient number, since it is larger than the sum of its proper divisors (510417095).

541551411013 is a wasteful number, since it uses less digits than its factorization.

541551411013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510417094.

The product of its (nonzero) digits is 6000, while the sum is 31.

Adding to 541551411013 its reverse (310114155145), we get a palindrome (851665566158).

The spelling of 541551411013 in words is "five hundred forty-one billion, five hundred fifty-one million, four hundred eleven thousand, thirteen".