5318149 has 2 divisors, whose sum is σ = 5318150. Its totient is φ = 5318148.

The previous prime is 5318141. The next prime is 5318171. The reversal of 5318149 is 9418135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3038049 + 2280100 = 1743^2 + 1510^2 .

It is a cyclic number.

It is not a de Polignac number, because 5318149 - 2³ = 5318141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5318149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5318141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2659074 + 2659075.

It is an arithmetic number, because the mean of its divisors is an integer number (2659075).

Almost surely, 2^5318149 is an apocalyptic number.

It is an amenable number.

5318149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5318149 is an equidigital number, since it uses as much as digits as its factorization.

5318149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 5318149 is about 2306.1112288873. Note that the first 3 decimals coincide. The cubic root of 5318149 is about 174.5501261294.

The spelling of 5318149 in words is "five million, three hundred eighteen thousand, one hundred forty-nine".