434451469 has 2 divisors, whose sum is σ = 434451470. Its totient is φ = 434451468.

The previous prime is 434451467. The next prime is 434451487. The reversal of 434451469 is 964154434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218655369 + 215796100 = 14787^2 + 14690^2 .

It is a cyclic number.

It is not a de Polignac number, because 434451469 - 2¹ = 434451467 is a prime.

It is a super-2 number, since 2×434451469² = 377496157832515922, which contains 22 as substring.

Together with 434451467, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434451461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217225734 + 217225735.

It is an arithmetic number, because the mean of its divisors is an integer number (217225735).

Almost surely, 2^434451469 is an apocalyptic number.

It is an amenable number.

434451469 is a deficient number, since it is larger than the sum of its proper divisors (1).

434451469 is an equidigital number, since it uses as much as digits as its factorization.

434451469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 40.

The square root of 434451469 is about 20843.4994422722. The cubic root of 434451469 is about 757.3798675979.

The spelling of 434451469 in words is "four hundred thirty-four million, four hundred fifty-one thousand, four hundred sixty-nine".