4082591549 has 2 divisors, whose sum is σ = 4082591550. Its totient is φ = 4082591548.

The previous prime is 4082591521. The next prime is 4082591603. The reversal of 4082591549 is 9451952804.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3447803524 + 634788025 = 58718^2 + 25195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4082591549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4082591509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2041295774 + 2041295775.

It is an arithmetic number, because the mean of its divisors is an integer number (2041295775).

Almost surely, 2^4082591549 is an apocalyptic number.

It is an amenable number.

4082591549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4082591549 is an equidigital number, since it uses as much as digits as its factorization.

4082591549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 4082591549 is about 63895.1606070444. The cubic root of 4082591549 is about 1598.2521993835.

The spelling of 4082591549 in words is "four billion, eighty-two million, five hundred ninety-one thousand, five hundred forty-nine".