5161873 has 2 divisors, whose sum is σ = 5161874. Its totient is φ = 5161872.

The previous prime is 5161847. The next prime is 5161879. The reversal of 5161873 is 3781615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2765569 + 2396304 = 1663^2 + 1548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5161873 is a prime.

5161873 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5161879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580936 + 2580937.

It is an arithmetic number, because the mean of its divisors is an integer number (2580937).

Almost surely, 2^5161873 is an apocalyptic number.

It is an amenable number.

5161873 is a deficient number, since it is larger than the sum of its proper divisors (1).

5161873 is an equidigital number, since it uses as much as digits as its factorization.

5161873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 31.

The square root of 5161873 is about 2271.9755720518. The cubic root of 5161873 is about 172.8233576286.

The spelling of 5161873 in words is "five million, one hundred sixty-one thousand, eight hundred seventy-three".