34105147 has 2 divisors, whose sum is σ = 34105148. Its totient is φ = 34105146.

The previous prime is 34105139. The next prime is 34105187. The reversal of 34105147 is 74150143.

It is a weak prime.

It is an emirp because it is prime and its reverse (74150143) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34105147 - 2³ = 34105139 is a prime.

It is a super-2 number, since 2×34105147² = 2326322103783218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34105117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17052573 + 17052574.

It is an arithmetic number, because the mean of its divisors is an integer number (17052574).

Almost surely, 2^34105147 is an apocalyptic number.

34105147 is a deficient number, since it is larger than the sum of its proper divisors (1).

34105147 is an equidigital number, since it uses as much as digits as its factorization.

34105147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 34105147 is about 5839.9612156246. The cubic root of 34105147 is about 324.2947927935.

The spelling of 34105147 in words is "thirty-four million, one hundred five thousand, one hundred forty-seven".