546501973 has 2 divisors, whose sum is σ = 546501974. Its totient is φ = 546501972.

The previous prime is 546501971. The next prime is 546502003. The reversal of 546501973 is 379105645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 413837649 + 132664324 = 20343^2 + 11518^2 .

It is a cyclic number.

It is not a de Polignac number, because 546501973 - 2¹ = 546501971 is a prime.

Together with 546501971, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546501971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273250986 + 273250987.

It is an arithmetic number, because the mean of its divisors is an integer number (273250987).

Almost surely, 2^546501973 is an apocalyptic number.

It is an amenable number.

546501973 is a deficient number, since it is larger than the sum of its proper divisors (1).

546501973 is an equidigital number, since it uses as much as digits as its factorization.

546501973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 546501973 is about 23377.3816540690. The cubic root of 546501973 is about 817.5806006188.

The spelling of 546501973 in words is "five hundred forty-six million, five hundred one thousand, nine hundred seventy-three".