544473197 has 2 divisors, whose sum is σ = 544473198. Its totient is φ = 544473196.

The previous prime is 544473191. The next prime is 544473199. The reversal of 544473197 is 791374445.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297700516 + 246772681 = 17254^2 + 15709^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544473197 is a prime.

Together with 544473199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544473191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272236598 + 272236599.

It is an arithmetic number, because the mean of its divisors is an integer number (272236599).

Almost surely, 2^544473197 is an apocalyptic number.

It is an amenable number.

544473197 is a deficient number, since it is larger than the sum of its proper divisors (1).

544473197 is an equidigital number, since it uses as much as digits as its factorization.

544473197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 44.

The square root of 544473197 is about 23333.9494513895. The cubic root of 544473197 is about 816.5676462663.

The spelling of 544473197 in words is "five hundred forty-four million, four hundred seventy-three thousand, one hundred ninety-seven".