546482081 has 2 divisors, whose sum is σ = 546482082. Its totient is φ = 546482080.

The previous prime is 546482039. The next prime is 546482087. The reversal of 546482081 is 180284645.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 412293025 + 134189056 = 20305^2 + 11584^2 .

It is a cyclic number.

It is not a de Polignac number, because 546482081 - 2²⁶ = 479373217 is a prime.

It is a super-2 number, since 2×546482081² = 597285329708181122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (546482087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273241040 + 273241041.

It is an arithmetic number, because the mean of its divisors is an integer number (273241041).

Almost surely, 2^546482081 is an apocalyptic number.

It is an amenable number.

546482081 is a deficient number, since it is larger than the sum of its proper divisors (1).

546482081 is an equidigital number, since it uses as much as digits as its factorization.

546482081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61440, while the sum is 38.

The square root of 546482081 is about 23376.9561962202. The cubic root of 546482081 is about 817.5706808555.

The spelling of 546482081 in words is "five hundred forty-six million, four hundred eighty-two thousand, eighty-one".