34205147 has 2 divisors, whose sum is σ = 34205148. Its totient is φ = 34205146.

The previous prime is 34205089. The next prime is 34205153. The reversal of 34205147 is 74150243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34205147 - 2¹² = 34201051 is a prime.

It is not a weakly prime, because it can be changed into another prime (34205447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17102573 + 17102574.

It is an arithmetic number, because the mean of its divisors is an integer number (17102574).

Almost surely, 2^34205147 is an apocalyptic number.

34205147 is a deficient number, since it is larger than the sum of its proper divisors (1).

34205147 is an equidigital number, since it uses as much as digits as its factorization.

34205147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 34205147 is about 5848.5166495446. The cubic root of 34205147 is about 324.6114393808.

The spelling of 34205147 in words is "thirty-four million, two hundred five thousand, one hundred forty-seven".