5128873 has 2 divisors, whose sum is σ = 5128874. Its totient is φ = 5128872.

The previous prime is 5128867. The next prime is 5128889. The reversal of 5128873 is 3788215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4359744 + 769129 = 2088^2 + 877^2 .

It is a cyclic number.

It is not a de Polignac number, because 5128873 - 2¹³ = 5120681 is a prime.

5128873 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5128573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564436 + 2564437.

It is an arithmetic number, because the mean of its divisors is an integer number (2564437).

Almost surely, 2^5128873 is an apocalyptic number.

It is an amenable number.

5128873 is a deficient number, since it is larger than the sum of its proper divisors (1).

5128873 is an equidigital number, since it uses as much as digits as its factorization.

5128873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 34.

The square root of 5128873 is about 2264.7015255879. The cubic root of 5128873 is about 172.4542818001.

It can be divided in two parts, 5128 and 873, that multiplied together give a palindrome (4476744).

The spelling of 5128873 in words is "five million, one hundred twenty-eight thousand, eight hundred seventy-three".