546042271 has 4 divisors (see below), whose sum is σ = 546131872. Its totient is φ = 545952672.

The previous prime is 546042239. The next prime is 546042281. The reversal of 546042271 is 172240645.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 172240645 = 5 ⋅34448129.

It is a cyclic number.

It is not a de Polignac number, because 546042271 - 2⁵ = 546042239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546042221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34935 + ... + 48088.

It is an arithmetic number, because the mean of its divisors is an integer number (136532968).

Almost surely, 2^546042271 is an apocalyptic number.

546042271 is a deficient number, since it is larger than the sum of its proper divisors (89601).

546042271 is an equidigital number, since it uses as much as digits as its factorization.

546042271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89600.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 546042271 is about 23367.5473894887. The cubic root of 546042271 is about 817.3512944204.

The spelling of 546042271 in words is "five hundred forty-six million, forty-two thousand, two hundred seventy-one".