434413139 has 2 divisors, whose sum is σ = 434413140. Its totient is φ = 434413138.

The previous prime is 434413103. The next prime is 434413153. The reversal of 434413139 is 931314434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434413139 - 2¹² = 434409043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (434413159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217206569 + 217206570.

It is an arithmetic number, because the mean of its divisors is an integer number (217206570).

Almost surely, 2^434413139 is an apocalyptic number.

434413139 is a deficient number, since it is larger than the sum of its proper divisors (1).

434413139 is an equidigital number, since it uses as much as digits as its factorization.

434413139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

The square root of 434413139 is about 20842.5799506683. The cubic root of 434413139 is about 757.3575933615.

The spelling of 434413139 in words is "four hundred thirty-four million, four hundred thirteen thousand, one hundred thirty-nine".