434781007 has 2 divisors, whose sum is σ = 434781008. Its totient is φ = 434781006.

The previous prime is 434780999. The next prime is 434781013. The reversal of 434781007 is 700187434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434781007 - 2³ = 434780999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434781037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217390503 + 217390504.

It is an arithmetic number, because the mean of its divisors is an integer number (217390504).

Almost surely, 2^434781007 is an apocalyptic number.

434781007 is a deficient number, since it is larger than the sum of its proper divisors (1).

434781007 is an equidigital number, since it uses as much as digits as its factorization.

434781007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 434781007 is about 20851.4029983596. The cubic root of 434781007 is about 757.5713138900.

The spelling of 434781007 in words is "four hundred thirty-four million, seven hundred eighty-one thousand, seven".