541251169 has 2 divisors, whose sum is σ = 541251170. Its totient is φ = 541251168.

The previous prime is 541251143. The next prime is 541251229. The reversal of 541251169 is 961152145.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 446772769 + 94478400 = 21137^2 + 9720^2 .

It is a cyclic number.

It is not a de Polignac number, because 541251169 - 2⁹ = 541250657 is a prime.

It is a super-2 number, since 2×541251169² = 585905655887733122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (541251869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270625584 + 270625585.

It is an arithmetic number, because the mean of its divisors is an integer number (270625585).

Almost surely, 2^541251169 is an apocalyptic number.

It is an amenable number.

541251169 is a deficient number, since it is larger than the sum of its proper divisors (1).

541251169 is an equidigital number, since it uses as much as digits as its factorization.

541251169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 34.

The square root of 541251169 is about 23264.8053720636. The cubic root of 541251169 is about 814.9537248997.

The spelling of 541251169 in words is "five hundred forty-one million, two hundred fifty-one thousand, one hundred sixty-nine".