434931407 has 2 divisors, whose sum is σ = 434931408. Its totient is φ = 434931406.

The previous prime is 434931401. The next prime is 434931443. The reversal of 434931407 is 704139434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434931407 - 2⁴ = 434931391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434931401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217465703 + 217465704.

It is an arithmetic number, because the mean of its divisors is an integer number (217465704).

Almost surely, 2^434931407 is an apocalyptic number.

434931407 is a deficient number, since it is larger than the sum of its proper divisors (1).

434931407 is an equidigital number, since it uses as much as digits as its factorization.

434931407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 434931407 is about 20855.0091584732. The cubic root of 434931407 is about 757.6586571643.

The spelling of 434931407 in words is "four hundred thirty-four million, nine hundred thirty-one thousand, four hundred seven".