5139161 has 2 divisors, whose sum is σ = 5139162. Its totient is φ = 5139160.

The previous prime is 5139137. The next prime is 5139179. The reversal of 5139161 is 1619315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4227136 + 912025 = 2056^2 + 955^2 .

It is a cyclic number.

It is not a de Polignac number, because 5139161 - 2¹⁰ = 5138137 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5139161.

It is not a weakly prime, because it can be changed into another prime (5139131) 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, 2569580 + 2569581.

It is an arithmetic number, because the mean of its divisors is an integer number (2569581).

Almost surely, 2^5139161 is an apocalyptic number.

It is an amenable number.

5139161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5139161 is an equidigital number, since it uses as much as digits as its factorization.

5139161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 26.

The square root of 5139161 is about 2266.9717686817. The cubic root of 5139161 is about 172.5695133969.

The spelling of 5139161 in words is "five million, one hundred thirty-nine thousand, one hundred sixty-one".