434320027 has 2 divisors, whose sum is σ = 434320028. Its totient is φ = 434320026.

The previous prime is 434320009. The next prime is 434320039. The reversal of 434320027 is 720023434.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 434320027 - 2²³ = 425931419 is a prime.

It is equal to p_23065153 and since 434320027 and 23065153 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 434319983 and 434320010.

It is not a weakly prime, because it can be changed into another prime (434323027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217160013 + 217160014.

It is an arithmetic number, because the mean of its divisors is an integer number (217160014).

Almost surely, 2^434320027 is an apocalyptic number.

434320027 is a deficient number, since it is larger than the sum of its proper divisors (1).

434320027 is an equidigital number, since it uses as much as digits as its factorization.

434320027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 434320027 is about 20840.3461343616. The cubic root of 434320027 is about 757.3034788847.

The spelling of 434320027 in words is "four hundred thirty-four million, three hundred twenty thousand, twenty-seven".