541404109 has 2 divisors, whose sum is σ = 541404110. Its totient is φ = 541404108.

The previous prime is 541404089. The next prime is 541404113. The reversal of 541404109 is 901404145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 370370025 + 171034084 = 19245^2 + 13078^2 .

It is a cyclic number.

It is not a de Polignac number, because 541404109 - 2⁵ = 541404077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541404209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270702054 + 270702055.

It is an arithmetic number, because the mean of its divisors is an integer number (270702055).

Almost surely, 2^541404109 is an apocalyptic number.

It is an amenable number.

541404109 is a deficient number, since it is larger than the sum of its proper divisors (1).

541404109 is an equidigital number, since it uses as much as digits as its factorization.

541404109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 541404109 is about 23268.0920790683. The cubic root of 541404109 is about 815.0304774882.

The spelling of 541404109 in words is "five hundred forty-one million, four hundred four thousand, one hundred nine".