541771812863 has 2 divisors, whose sum is σ = 541771812864. Its totient is φ = 541771812862.

The previous prime is 541771812833. The next prime is 541771812919. The reversal of 541771812863 is 368218177145.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 541771812863 - 2¹⁴ = 541771796479 is a prime.

It is a super-2 number, since 2×541771812863² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541771812833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270885906431 + 270885906432.

It is an arithmetic number, because the mean of its divisors is an integer number (270885906432).

Almost surely, 2^541771812863 is an apocalyptic number.

541771812863 is a deficient number, since it is larger than the sum of its proper divisors (1).

541771812863 is an equidigital number, since it uses as much as digits as its factorization.

541771812863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2257920, while the sum is 53.

The spelling of 541771812863 in words is "five hundred forty-one billion, seven hundred seventy-one million, eight hundred twelve thousand, eight hundred sixty-three".