4199149 has 2 divisors, whose sum is σ = 4199150. Its totient is φ = 4199148.

The previous prime is 4199141. The next prime is 4199177. The reversal of 4199149 is 9419914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3636649 + 562500 = 1907^2 + 750^2 .

It is a cyclic number.

It is not a de Polignac number, because 4199149 - 2³ = 4199141 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 1 + 9 + 9 + 1 + 4¹¹ + 9³ .

4199149 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4199141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2099574 + 2099575.

It is an arithmetic number, because the mean of its divisors is an integer number (2099575).

Almost surely, 2^4199149 is an apocalyptic number.

It is an amenable number.

4199149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4199149 is an equidigital number, since it uses as much as digits as its factorization.

4199149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 37.

The square root of 4199149 is about 2049.1825199333. The cubic root of 4199149 is about 161.3319668205.

The spelling of 4199149 in words is "four million, one hundred ninety-nine thousand, one hundred forty-nine".