15473913673 has 2 divisors, whose sum is σ = 15473913674. Its totient is φ = 15473913672.

The previous prime is 15473913667. The next prime is 15473913677. The reversal of 15473913673 is 37631937451.

15473913673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10930075209 + 4543838464 = 104547^2 + 67408^2 .

It is an emirp because it is prime and its reverse (37631937451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15473913673 - 2²⁹ = 14937042761 is a prime.

It is not a weakly prime, because it can be changed into another prime (15473913677) 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, 7736956836 + 7736956837.

It is an arithmetic number, because the mean of its divisors is an integer number (7736956837).

Almost surely, 2^15473913673 is an apocalyptic number.

It is an amenable number.

15473913673 is a deficient number, since it is larger than the sum of its proper divisors (1).

15473913673 is an equidigital number, since it uses as much as digits as its factorization.

15473913673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1428840, while the sum is 49.

The spelling of 15473913673 in words is "fifteen billion, four hundred seventy-three million, nine hundred thirteen thousand, six hundred seventy-three".