170012147 has 2 divisors, whose sum is σ = 170012148. Its totient is φ = 170012146.

The previous prime is 170012111. The next prime is 170012197. The reversal of 170012147 is 741210071.

170012147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 170012147 - 2¹⁶ = 169946611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (170012107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85006073 + 85006074.

It is an arithmetic number, because the mean of its divisors is an integer number (85006074).

Almost surely, 2^170012147 is an apocalyptic number.

170012147 is a deficient number, since it is larger than the sum of its proper divisors (1).

170012147 is an equidigital number, since it uses as much as digits as its factorization.

170012147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 170012147 is about 13038.8706182706. The cubic root of 170012147 is about 553.9790195237.

The spelling of 170012147 in words is "one hundred seventy million, twelve thousand, one hundred forty-seven".