41531515166101 has 4 divisors (see below), whose sum is σ = 41531528424672. Its totient is φ = 41531501907532.

The previous prime is 41531515166083. The next prime is 41531515166131. The reversal of 41531515166101 is 10166151513514.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 41531515166101 - 2³⁹ = 40981759352213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41531515166131) 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, 983166 + ... + 9166768.

It is an arithmetic number, because the mean of its divisors is an integer number (10382882106168).

Almost surely, 2^{41531515166101} is an apocalyptic number.

It is an amenable number.

41531515166101 is a deficient number, since it is larger than the sum of its proper divisors (13258571).

41531515166101 is an equidigital number, since it uses as much as digits as its factorization.

41531515166101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13258570.

The product of its (nonzero) digits is 54000, while the sum is 40.

Adding to 41531515166101 its reverse (10166151513514), we get a palindrome (51697666679615).

The spelling of 41531515166101 in words is "forty-one trillion, five hundred thirty-one billion, five hundred fifteen million, one hundred sixty-six thousand, one hundred one".