546418973 has 2 divisors, whose sum is σ = 546418974. Its totient is φ = 546418972.

The previous prime is 546418949. The next prime is 546418979. The reversal of 546418973 is 379814645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 544848964 + 1570009 = 23342^2 + 1253^2 .

It is a cyclic number.

It is not a de Polignac number, because 546418973 - 2¹⁸ = 546156829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546418979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273209486 + 273209487.

It is an arithmetic number, because the mean of its divisors is an integer number (273209487).

Almost surely, 2^546418973 is an apocalyptic number.

It is an amenable number.

546418973 is a deficient number, since it is larger than the sum of its proper divisors (1).

546418973 is an equidigital number, since it uses as much as digits as its factorization.

546418973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 47.

The square root of 546418973 is about 23375.6063664667. The cubic root of 546418973 is about 817.5392084989.

The spelling of 546418973 in words is "five hundred forty-six million, four hundred eighteen thousand, nine hundred seventy-three".