541813171191623 has 2 divisors, whose sum is σ = 541813171191624. Its totient is φ = 541813171191622.

The previous prime is 541813171191463. The next prime is 541813171191631. The reversal of 541813171191623 is 326191171318145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541813171191623 - 2⁸ = 541813171191367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541813171191923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270906585595811 + 270906585595812.

It is an arithmetic number, because the mean of its divisors is an integer number (270906585595812).

Almost surely, 2^{541813171191623} is an apocalyptic number.

541813171191623 is a deficient number, since it is larger than the sum of its proper divisors (1).

541813171191623 is an equidigital number, since it uses as much as digits as its factorization.

541813171191623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 53.

The spelling of 541813171191623 in words is "five hundred forty-one trillion, eight hundred thirteen billion, one hundred seventy-one million, one hundred ninety-one thousand, six hundred twenty-three".