541553105311131 has 4 divisors (see below), whose sum is σ = 722070807081512. Its totient is φ = 361035403540752.

The previous prime is 541553105311121. The next prime is 541553105311241. The reversal of 541553105311131 is 131113501355145.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 541553105311131 - 2⁴⁶ = 471184361133467 is a prime.

It is a super-2 number, since 2×541553105311131² (a number of 30 digits) contains 22 as substring.

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 541553105311131.

It is not an unprimeable number, because it can be changed into a prime (541553105311111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90258850885186 + ... + 90258850885191.

It is an arithmetic number, because the mean of its divisors is an integer number (180517701770378).

Almost surely, 2^{541553105311131} is an apocalyptic number.

541553105311131 is a deficient number, since it is larger than the sum of its proper divisors (180517701770381).

541553105311131 is a wasteful number, since it uses less digits than its factorization.

541553105311131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180517701770380.

The product of its (nonzero) digits is 67500, while the sum is 39.

Adding to 541553105311131 its reverse (131113501355145), we get a palindrome (672666606666276).

The spelling of 541553105311131 in words is "five hundred forty-one trillion, five hundred fifty-three billion, one hundred five million, three hundred eleven thousand, one hundred thirty-one".