6338872541 has 2 divisors, whose sum is σ = 6338872542. Its totient is φ = 6338872540.

The previous prime is 6338872517. The next prime is 6338872571. The reversal of 6338872541 is 1452788336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6233892025 + 104980516 = 78955^2 + 10246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6338872541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6338872571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3169436270 + 3169436271.

It is an arithmetic number, because the mean of its divisors is an integer number (3169436271).

Almost surely, 2^6338872541 is an apocalyptic number.

It is an amenable number.

6338872541 is a deficient number, since it is larger than the sum of its proper divisors (1).

6338872541 is an equidigital number, since it uses as much as digits as its factorization.

6338872541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The square root of 6338872541 is about 79617.0367509367. The cubic root of 6338872541 is about 1850.7056028673.

The spelling of 6338872541 in words is "six billion, three hundred thirty-eight million, eight hundred seventy-two thousand, five hundred forty-one".