13146928573 has 2 divisors, whose sum is σ = 13146928574. Its totient is φ = 13146928572.

The previous prime is 13146928519. The next prime is 13146928579. The reversal of 13146928573 is 37582964131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11173969849 + 1972958724 = 105707^2 + 44418^2 .

It is a cyclic number.

It is not a de Polignac number, because 13146928573 - 2⁹ = 13146928061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13146928579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6573464286 + 6573464287.

It is an arithmetic number, because the mean of its divisors is an integer number (6573464287).

Almost surely, 2^13146928573 is an apocalyptic number.

It is an amenable number.

13146928573 is a deficient number, since it is larger than the sum of its proper divisors (1).

13146928573 is an equidigital number, since it uses as much as digits as its factorization.

13146928573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The spelling of 13146928573 in words is "thirteen billion, one hundred forty-six million, nine hundred twenty-eight thousand, five hundred seventy-three".