546211493 has 2 divisors, whose sum is σ = 546211494. Its totient is φ = 546211492.

The previous prime is 546211447. The next prime is 546211529. The reversal of 546211493 is 394112645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 521985409 + 24226084 = 22847^2 + 4922^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546211493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546211093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273105746 + 273105747.

It is an arithmetic number, because the mean of its divisors is an integer number (273105747).

Almost surely, 2^546211493 is an apocalyptic number.

It is an amenable number.

546211493 is a deficient number, since it is larger than the sum of its proper divisors (1).

546211493 is an equidigital number, since it uses as much as digits as its factorization.

546211493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 35.

The square root of 546211493 is about 23371.1679853618. The cubic root of 546211493 is about 817.4357198349.

The spelling of 546211493 in words is "five hundred forty-six million, two hundred eleven thousand, four hundred ninety-three".