541666063 has 2 divisors, whose sum is σ = 541666064. Its totient is φ = 541666062.

The previous prime is 541666043. The next prime is 541666067. The reversal of 541666063 is 360666145.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541666063 is a prime.

It is a super-3 number, since 3×541666063³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541666067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270833031 + 270833032.

It is an arithmetic number, because the mean of its divisors is an integer number (270833032).

Almost surely, 2^541666063 is an apocalyptic number.

541666063 is a deficient number, since it is larger than the sum of its proper divisors (1).

541666063 is an equidigital number, since it uses as much as digits as its factorization.

541666063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 541666063 is about 23273.7204374376. The cubic root of 541666063 is about 815.1619049290.

The spelling of 541666063 in words is "five hundred forty-one million, six hundred sixty-six thousand, sixty-three".