4718149 has 2 divisors, whose sum is σ = 4718150. Its totient is φ = 4718148.

The previous prime is 4718111. The next prime is 4718183. The reversal of 4718149 is 9418174.

It is an a-pointer prime, because the next prime (4718183) can be obtained adding 4718149 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3940225 + 777924 = 1985^2 + 882^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4718149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4718249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2359074 + 2359075.

It is an arithmetic number, because the mean of its divisors is an integer number (2359075).

Almost surely, 2^4718149 is an apocalyptic number.

It is an amenable number.

4718149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4718149 is an equidigital number, since it uses as much as digits as its factorization.

4718149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 34.

The square root of 4718149 is about 2172.1300605627. The cubic root of 4718149 is about 167.7222000939.

The spelling of 4718149 in words is "four million, seven hundred eighteen thousand, one hundred forty-nine".