4127149 has 6 divisors (see below), whose sum is σ = 4469226. Its totient is φ = 3809520.

The previous prime is 4127147. The next prime is 4127153. The reversal of 4127149 is 9417214.

It can be written as a sum of positive squares in 3 ways, for example, as 585225 + 3541924 = 765^2 + 1882^2 .

It is not a de Polignac number, because 4127149 - 2¹ = 4127147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4127147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12042 + ... + 12379.

It is an arithmetic number, because the mean of its divisors is an integer number (744871).

Almost surely, 2^4127149 is an apocalyptic number.

It is an amenable number.

4127149 is a deficient number, since it is larger than the sum of its proper divisors (342077).

4127149 is a wasteful number, since it uses less digits than its factorization.

4127149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24447 (or 24434 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 4127149 is about 2031.5385795008. The cubic root of 4127149 is about 160.4045621346.

The spelling of 4127149 in words is "four million, one hundred twenty-seven thousand, one hundred forty-nine".