13208786147 has 2 divisors, whose sum is σ = 13208786148. Its totient is φ = 13208786146.

The previous prime is 13208786131. The next prime is 13208786153. The reversal of 13208786147 is 74168780231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13208786147 - 2⁴ = 13208786131 is a prime.

It is not a weakly prime, because it can be changed into another prime (13208786167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6604393073 + 6604393074.

It is an arithmetic number, because the mean of its divisors is an integer number (6604393074).

Almost surely, 2^13208786147 is an apocalyptic number.

13208786147 is a deficient number, since it is larger than the sum of its proper divisors (1).

13208786147 is an equidigital number, since it uses as much as digits as its factorization.

13208786147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 13208786147 in words is "thirteen billion, two hundred eight million, seven hundred eighty-six thousand, one hundred forty-seven".