4549169197 has 2 divisors, whose sum is σ = 4549169198. Its totient is φ = 4549169196.

The previous prime is 4549169189. The next prime is 4549169237. The reversal of 4549169197 is 7919619454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3508074441 + 1041094756 = 59229^2 + 32266^2 .

It is a cyclic number.

It is not a de Polignac number, because 4549169197 - 2³ = 4549169189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4549169137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2274584598 + 2274584599.

It is an arithmetic number, because the mean of its divisors is an integer number (2274584599).

Almost surely, 2^4549169197 is an apocalyptic number.

It is an amenable number.

4549169197 is a deficient number, since it is larger than the sum of its proper divisors (1).

4549169197 is an equidigital number, since it uses as much as digits as its factorization.

4549169197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 55.

The square root of 4549169197 is about 67447.5292134560. The cubic root of 4549169197 is about 1656.9549340192.

The spelling of 4549169197 in words is "four billion, five hundred forty-nine million, one hundred sixty-nine thousand, one hundred ninety-seven".