5193989 has 2 divisors, whose sum is σ = 5193990. Its totient is φ = 5193988.

The previous prime is 5193983. The next prime is 5193997. The reversal of 5193989 is 9893915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4133089 + 1060900 = 2033^2 + 1030^2 .

It is a cyclic number.

It is not a de Polignac number, because 5193989 - 2⁸ = 5193733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5193983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2596994 + 2596995.

It is an arithmetic number, because the mean of its divisors is an integer number (2596995).

Almost surely, 2^5193989 is an apocalyptic number.

It is an amenable number.

5193989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5193989 is an equidigital number, since it uses as much as digits as its factorization.

5193989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 44.

The square root of 5193989 is about 2279.0324701504. The cubic root of 5193989 is about 173.1810393900.

The spelling of 5193989 in words is "five million, one hundred ninety-three thousand, nine hundred eighty-nine".