546716993 has 2 divisors, whose sum is σ = 546716994. Its totient is φ = 546716992.

The previous prime is 546716983. The next prime is 546716999. The reversal of 546716993 is 399617645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298874944 + 247842049 = 17288^2 + 15743^2 .

It is a cyclic number.

It is not a de Polignac number, because 546716993 - 2⁴ = 546716977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (546716999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273358496 + 273358497.

It is an arithmetic number, because the mean of its divisors is an integer number (273358497).

Almost surely, 2^546716993 is an apocalyptic number.

It is an amenable number.

546716993 is a deficient number, since it is larger than the sum of its proper divisors (1).

546716993 is an equidigital number, since it uses as much as digits as its factorization.

546716993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 50.

The square root of 546716993 is about 23381.9800915149. The cubic root of 546716993 is about 817.6878116561.

The spelling of 546716993 in words is "five hundred forty-six million, seven hundred sixteen thousand, nine hundred ninety-three".