15126711641 has 2 divisors, whose sum is σ = 15126711642. Its totient is φ = 15126711640.

The previous prime is 15126711631. The next prime is 15126711683. The reversal of 15126711641 is 14611762151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9292960000 + 5833751641 = 96400^2 + 76379^2 .

It is a cyclic number.

It is not a de Polignac number, because 15126711641 - 2⁶ = 15126711577 is a prime.

It is not a weakly prime, because it can be changed into another prime (15126711601) 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, 7563355820 + 7563355821.

It is an arithmetic number, because the mean of its divisors is an integer number (7563355821).

Almost surely, 2^15126711641 is an apocalyptic number.

It is an amenable number.

15126711641 is a deficient number, since it is larger than the sum of its proper divisors (1).

15126711641 is an equidigital number, since it uses as much as digits as its factorization.

15126711641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 35.

The spelling of 15126711641 in words is "fifteen billion, one hundred twenty-six million, seven hundred eleven thousand, six hundred forty-one".