541538873 has 4 divisors (see below), whose sum is σ = 542035428. Its totient is φ = 541042320.

The previous prime is 541538869. The next prime is 541538891. The reversal of 541538873 is 378835145.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 329894569 + 211644304 = 18163^2 + 14548^2 .

It is a cyclic number.

It is not a de Polignac number, because 541538873 - 2² = 541538869 is a prime.

It is a super-2 number, since 2×541538873² = 586528701940220258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541538573) 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 in 3 ways as a sum of consecutive naturals, for example, 246638 + ... + 248823.

It is an arithmetic number, because the mean of its divisors is an integer number (135508857).

Almost surely, 2^541538873 is an apocalyptic number.

It is an amenable number.

541538873 is a deficient number, since it is larger than the sum of its proper divisors (496555).

541538873 is a wasteful number, since it uses less digits than its factorization.

541538873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496554.

The product of its digits is 403200, while the sum is 44.

The square root of 541538873 is about 23270.9877959660. The cubic root of 541538873 is about 815.0980965140.

The spelling of 541538873 in words is "five hundred forty-one million, five hundred thirty-eight thousand, eight hundred seventy-three".