541374409 has 2 divisors, whose sum is σ = 541374410. Its totient is φ = 541374408.

The previous prime is 541374347. The next prime is 541374433. The reversal of 541374409 is 904473145.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540702009 + 672400 = 23253^2 + 820^2 .

It is a cyclic number.

It is not a de Polignac number, because 541374409 - 2¹⁵ = 541341641 is a prime.

It is not a weakly prime, because it can be changed into another prime (541374499) 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, 270687204 + 270687205.

It is an arithmetic number, because the mean of its divisors is an integer number (270687205).

Almost surely, 2^541374409 is an apocalyptic number.

It is an amenable number.

541374409 is a deficient number, since it is larger than the sum of its proper divisors (1).

541374409 is an equidigital number, since it uses as much as digits as its factorization.

541374409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 541374409 is about 23267.4538572659. The cubic root of 541374409 is about 815.0155737423.

The spelling of 541374409 in words is "five hundred forty-one million, three hundred seventy-four thousand, four hundred nine".