13473449189 has 2 divisors, whose sum is σ = 13473449190. Its totient is φ = 13473449188.

The previous prime is 13473449173. The next prime is 13473449201. The reversal of 13473449189 is 98194437431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10018008100 + 3455441089 = 100090^2 + 58783^2 .

It is a cyclic number.

It is not a de Polignac number, because 13473449189 - 2⁴ = 13473449173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13473449189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13473449489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6736724594 + 6736724595.

It is an arithmetic number, because the mean of its divisors is an integer number (6736724595).

Almost surely, 2^13473449189 is an apocalyptic number.

It is an amenable number.

13473449189 is a deficient number, since it is larger than the sum of its proper divisors (1).

13473449189 is an equidigital number, since it uses as much as digits as its factorization.

13473449189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 53.

The spelling of 13473449189 in words is "thirteen billion, four hundred seventy-three million, four hundred forty-nine thousand, one hundred eighty-nine".