13509361147 has 2 divisors, whose sum is σ = 13509361148. Its totient is φ = 13509361146.

The previous prime is 13509361139. The next prime is 13509361169. The reversal of 13509361147 is 74116390531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13509361147 - 2³ = 13509361139 is a prime.

It is not a weakly prime, because it can be changed into another prime (13509361847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6754680573 + 6754680574.

It is an arithmetic number, because the mean of its divisors is an integer number (6754680574).

Almost surely, 2^13509361147 is an apocalyptic number.

13509361147 is a deficient number, since it is larger than the sum of its proper divisors (1).

13509361147 is an equidigital number, since it uses as much as digits as its factorization.

13509361147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The spelling of 13509361147 in words is "thirteen billion, five hundred nine million, three hundred sixty-one thousand, one hundred forty-seven".