5478197 has 2 divisors, whose sum is σ = 5478198. Its totient is φ = 5478196.

The previous prime is 5478181. The next prime is 5478211. The reversal of 5478197 is 7918745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4490161 + 988036 = 2119^2 + 994^2 .

It is a cyclic number.

It is not a de Polignac number, because 5478197 - 2⁴ = 5478181 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5478107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739098 + 2739099.

It is an arithmetic number, because the mean of its divisors is an integer number (2739099).

Almost surely, 2^5478197 is an apocalyptic number.

It is an amenable number.

5478197 is a deficient number, since it is larger than the sum of its proper divisors (1).

5478197 is an equidigital number, since it uses as much as digits as its factorization.

5478197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 41.

The square root of 5478197 is about 2340.5548487485. The cubic root of 5478197 is about 176.2838588271.

The spelling of 5478197 in words is "five million, four hundred seventy-eight thousand, one hundred ninety-seven".