5171549 has 2 divisors, whose sum is σ = 5171550. Its totient is φ = 5171548.

The previous prime is 5171533. The next prime is 5171557. The reversal of 5171549 is 9451715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3928324 + 1243225 = 1982^2 + 1115^2 .

It is a cyclic number.

It is not a de Polignac number, because 5171549 - 2⁴ = 5171533 is a prime.

It is equal to p₃₅₉₅₉₁ and since 5171549 and 359591 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5171449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2585774 + 2585775.

It is an arithmetic number, because the mean of its divisors is an integer number (2585775).

Almost surely, 2^5171549 is an apocalyptic number.

It is an amenable number.

5171549 is a deficient number, since it is larger than the sum of its proper divisors (1).

5171549 is an equidigital number, since it uses as much as digits as its factorization.

5171549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6300, while the sum is 32.

The square root of 5171549 is about 2274.1039993809. The cubic root of 5171549 is about 172.9312767901.

The spelling of 5171549 in words is "five million, one hundred seventy-one thousand, five hundred forty-nine".