5018149 has 2 divisors, whose sum is σ = 5018150. Its totient is φ = 5018148.

The previous prime is 5018141. The next prime is 5018161. The reversal of 5018149 is 9418105.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3541924 + 1476225 = 1882^2 + 1215^2 .

It is a cyclic number.

It is not a de Polignac number, because 5018149 - 2³ = 5018141 is a prime.

It is an alternating number because its digits alternate between odd and even.

5018149 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5018141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2509074 + 2509075.

It is an arithmetic number, because the mean of its divisors is an integer number (2509075).

Almost surely, 2^5018149 is an apocalyptic number.

It is an amenable number.

5018149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5018149 is an equidigital number, since it uses as much as digits as its factorization.

5018149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 5018149 is about 2240.1225412910. The cubic root of 5018149 is about 171.2042405310.

The spelling of 5018149 in words is "five million, eighteen thousand, one hundred forty-nine".