5244139 has 2 divisors, whose sum is σ = 5244140.
Its totient is φ = 5244138.
The previous prime is 5244103. The next prime is 5244167. The reversal of 5244139 is 9314425.
It is an a-pointer prime, because the next prime (5244167) can be obtained adding 5244139 to its sum of digits (28).
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 5244139 - 27 = 5244011 is a prime.
It is not a weakly prime, because it can be changed into another prime (5244179) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2622069 + 2622070.
It is an arithmetic number, because the mean of its divisors is an integer number (2622070).
Almost surely, 25244139 is an apocalyptic number.
5244139 is a deficient number, since it is larger than the sum of its proper divisors (1).
5244139 is an equidigital number, since it uses as much as digits as its factorization.
5244139 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4320, while the sum is 28.
The square root of 5244139 is about 2290.0085152680.
The cubic root of 5244139 is about 173.7366319960.
The spelling of 5244139 in words is "five million, two hundred forty-four thousand, one hundred thirty-nine".