541738609 has 16 divisors (see below), whose sum is σ = 593934336. Its totient is φ = 491904000.

The previous prime is 541738607. The next prime is 541738627. The reversal of 541738609 is 906837145.

It is a cyclic number.

It is not a de Polignac number, because 541738609 - 2¹ = 541738607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541738607) 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 in 15 ways as a sum of consecutive naturals, for example, 192009 + ... + 194809.

It is an arithmetic number, because the mean of its divisors is an integer number (37120896).

Almost surely, 2^541738609 is an apocalyptic number.

It is an amenable number.

541738609 is a deficient number, since it is larger than the sum of its proper divisors (52195727).

541738609 is a wasteful number, since it uses less digits than its factorization.

541738609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3216.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 541738609 is about 23275.2789242149. The cubic root of 541738609 is about 815.1982951823.

The spelling of 541738609 in words is "five hundred forty-one million, seven hundred thirty-eight thousand, six hundred nine".