434312147 has 2 divisors, whose sum is σ = 434312148. Its totient is φ = 434312146.

The previous prime is 434312129. The next prime is 434312161. The reversal of 434312147 is 741213434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434312147 - 2¹² = 434308051 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434312117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217156073 + 217156074.

It is an arithmetic number, because the mean of its divisors is an integer number (217156074).

Almost surely, 2^434312147 is an apocalyptic number.

434312147 is a deficient number, since it is larger than the sum of its proper divisors (1).

434312147 is an equidigital number, since it uses as much as digits as its factorization.

434312147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 29.

The square root of 434312147 is about 20840.1570771432. The cubic root of 434312147 is about 757.2988988614.

The spelling of 434312147 in words is "four hundred thirty-four million, three hundred twelve thousand, one hundred forty-seven".