5399789 has 2 divisors, whose sum is σ = 5399790. Its totient is φ = 5399788.

The previous prime is 5399777. The next prime is 5399831. The reversal of 5399789 is 9879935.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4338889 + 1060900 = 2083^2 + 1030^2 .

It is a cyclic number.

It is not a de Polignac number, because 5399789 - 2¹² = 5395693 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5399749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2699894 + 2699895.

It is an arithmetic number, because the mean of its divisors is an integer number (2699895).

Almost surely, 2^5399789 is an apocalyptic number.

It is an amenable number.

5399789 is a deficient number, since it is larger than the sum of its proper divisors (1).

5399789 is an equidigital number, since it uses as much as digits as its factorization.

5399789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 50.

The square root of 5399789 is about 2323.7446073095. The cubic root of 5399789 is about 175.4387791973.

The spelling of 5399789 in words is "five million, three hundred ninety-nine thousand, seven hundred eighty-nine".