4003124449 has 2 divisors, whose sum is σ = 4003124450. Its totient is φ = 4003124448.

The previous prime is 4003124441. The next prime is 4003124471. The reversal of 4003124449 is 9444213004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3844868049 + 158256400 = 62007^2 + 12580^2 .

It is a cyclic number.

It is not a de Polignac number, because 4003124449 - 2³ = 4003124441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4003124449.

It is not a weakly prime, because it can be changed into another prime (4003124441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001562224 + 2001562225.

It is an arithmetic number, because the mean of its divisors is an integer number (2001562225).

Almost surely, 2^4003124449 is an apocalyptic number.

It is an amenable number.

4003124449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4003124449 is an equidigital number, since it uses as much as digits as its factorization.

4003124449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 4003124449 is about 63270.2493198818. The cubic root of 4003124449 is about 1587.8142572028.

The spelling of 4003124449 in words is "four billion, three million, one hundred twenty-four thousand, four hundred forty-nine".