4067149 has 2 divisors, whose sum is σ = 4067150. Its totient is φ = 4067148.

The previous prime is 4067143. The next prime is 4067171. The reversal of 4067149 is 9417604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3087049 + 980100 = 1757^2 + 990^2 .

It is a cyclic number.

It is not a de Polignac number, because 4067149 - 2²¹ = 1969997 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4067149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4067143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2033574 + 2033575.

It is an arithmetic number, because the mean of its divisors is an integer number (2033575).

Almost surely, 2^4067149 is an apocalyptic number.

It is an amenable number.

4067149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4067149 is an equidigital number, since it uses as much as digits as its factorization.

4067149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 4067149 is about 2016.7173822824. The cubic root of 4067149 is about 159.6234504479.

The spelling of 4067149 in words is "four million, sixty-seven thousand, one hundred forty-nine".