13499120573 has 2 divisors, whose sum is σ = 13499120574. Its totient is φ = 13499120572.

The previous prime is 13499120561. The next prime is 13499120629. The reversal of 13499120573 is 37502199431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8020456249 + 5478664324 = 89557^2 + 74018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13499120573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13499120533) 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, 6749560286 + 6749560287.

It is an arithmetic number, because the mean of its divisors is an integer number (6749560287).

Almost surely, 2^13499120573 is an apocalyptic number.

It is an amenable number.

13499120573 is a deficient number, since it is larger than the sum of its proper divisors (1).

13499120573 is an equidigital number, since it uses as much as digits as its factorization.

13499120573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 13499120573 in words is "thirteen billion, four hundred ninety-nine million, one hundred twenty thousand, five hundred seventy-three".