546738197 has 2 divisors, whose sum is σ = 546738198. Its totient is φ = 546738196.

The previous prime is 546738133. The next prime is 546738217. The reversal of 546738197 is 791837645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 407474596 + 139263601 = 20186^2 + 11801^2 .

It is a cyclic number.

It is not a de Polignac number, because 546738197 - 2⁶ = 546738133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546738107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273369098 + 273369099.

It is an arithmetic number, because the mean of its divisors is an integer number (273369099).

Almost surely, 2^546738197 is an apocalyptic number.

It is an amenable number.

546738197 is a deficient number, since it is larger than the sum of its proper divisors (1).

546738197 is an equidigital number, since it uses as much as digits as its factorization.

546738197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 50.

The square root of 546738197 is about 23382.4335132167. The cubic root of 546738197 is about 817.6983826514.

The spelling of 546738197 in words is "five hundred forty-six million, seven hundred thirty-eight thousand, one hundred ninety-seven".