4124321549 has 2 divisors, whose sum is σ = 4124321550. Its totient is φ = 4124321548.

The previous prime is 4124321519. The next prime is 4124321603. The reversal of 4124321549 is 9451234214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3554305924 + 570015625 = 59618^2 + 23875^2 .

It is a cyclic number.

It is not a de Polignac number, because 4124321549 - 2⁸ = 4124321293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4124321519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062160774 + 2062160775.

It is an arithmetic number, because the mean of its divisors is an integer number (2062160775).

Almost surely, 2^4124321549 is an apocalyptic number.

It is an amenable number.

4124321549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4124321549 is an equidigital number, since it uses as much as digits as its factorization.

4124321549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 35.

The square root of 4124321549 is about 64220.8809422605. The cubic root of 4124321549 is about 1603.6792347276.

The spelling of 4124321549 in words is "four billion, one hundred twenty-four million, three hundred twenty-one thousand, five hundred forty-nine".