5177321 has 4 divisors (see below), whose sum is σ = 5223252. Its totient is φ = 5131392.

The previous prime is 5177287. The next prime is 5177327. The reversal of 5177321 is 1237715.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2062096 + 3115225 = 1436^2 + 1765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5177321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5177327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22796 + ... + 23021.

It is an arithmetic number, because the mean of its divisors is an integer number (1305813).

Almost surely, 2^5177321 is an apocalyptic number.

It is an amenable number.

5177321 is a deficient number, since it is larger than the sum of its proper divisors (45931).

5177321 is a wasteful number, since it uses less digits than its factorization.

5177321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45930.

The product of its digits is 1470, while the sum is 26.

The square root of 5177321 is about 2275.3727167214. The cubic root of 5177321 is about 172.9955894495.

The spelling of 5177321 in words is "five million, one hundred seventy-seven thousand, three hundred twenty-one".