541542163 has 2 divisors, whose sum is σ = 541542164. Its totient is φ = 541542162.

The previous prime is 541542151. The next prime is 541542187. The reversal of 541542163 is 361245145.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-541542163 is a prime.

It is equal to p_28425064 and since 541542163 and 28425064 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (541542263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270771081 + 270771082.

It is an arithmetic number, because the mean of its divisors is an integer number (270771082).

Almost surely, 2^541542163 is an apocalyptic number.

541542163 is a deficient number, since it is larger than the sum of its proper divisors (1).

541542163 is an equidigital number, since it uses as much as digits as its factorization.

541542163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 31.

The square root of 541542163 is about 23271.0584847359. The cubic root of 541542163 is about 815.0997471602.

The spelling of 541542163 in words is "five hundred forty-one million, five hundred forty-two thousand, one hundred sixty-three".