5149189 has 2 divisors, whose sum is σ = 5149190. Its totient is φ = 5149188.

The previous prime is 5149187. The next prime is 5149219. The reversal of 5149189 is 9819415.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5098564 + 50625 = 2258^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 5149189 - 2¹ = 5149187 is a prime.

Together with 5149187, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5149187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2574594 + 2574595.

It is an arithmetic number, because the mean of its divisors is an integer number (2574595).

Almost surely, 2^5149189 is an apocalyptic number.

It is an amenable number.

5149189 is a deficient number, since it is larger than the sum of its proper divisors (1).

5149189 is an equidigital number, since it uses as much as digits as its factorization.

5149189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 37.

The square root of 5149189 is about 2269.1824518976. The cubic root of 5149189 is about 172.6816849304.

The spelling of 5149189 in words is "five million, one hundred forty-nine thousand, one hundred eighty-nine".