136286347 has 2 divisors, whose sum is σ = 136286348. Its totient is φ = 136286346.

The previous prime is 136286327. The next prime is 136286389. The reversal of 136286347 is 743682631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136286347 - 2²³ = 127897739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (136286327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68143173 + 68143174.

It is an arithmetic number, because the mean of its divisors is an integer number (68143174).

Almost surely, 2^136286347 is an apocalyptic number.

136286347 is a deficient number, since it is larger than the sum of its proper divisors (1).

136286347 is an equidigital number, since it uses as much as digits as its factorization.

136286347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 40.

The square root of 136286347 is about 11674.1743605276. The cubic root of 136286347 is about 514.6169860876.

The spelling of 136286347 in words is "one hundred thirty-six million, two hundred eighty-six thousand, three hundred forty-seven".