434201023 has 2 divisors, whose sum is σ = 434201024. Its totient is φ = 434201022.

The previous prime is 434200951. The next prime is 434201041. The reversal of 434201023 is 320102434.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434201023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434201083) 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, 217100511 + 217100512.

It is an arithmetic number, because the mean of its divisors is an integer number (217100512).

Almost surely, 2^434201023 is an apocalyptic number.

434201023 is a deficient number, since it is larger than the sum of its proper divisors (1).

434201023 is an equidigital number, since it uses as much as digits as its factorization.

434201023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 434201023 is about 20837.4908038372. The cubic root of 434201023 is about 757.2343053337.

Adding to 434201023 its reverse (320102434), we get a palindrome (754303457).

The spelling of 434201023 in words is "four hundred thirty-four million, two hundred one thousand, twenty-three".