434111311 has 4 divisors (see below), whose sum is σ = 434209072. Its totient is φ = 434013552.

The previous prime is 434111299. The next prime is 434111341. The reversal of 434111311 is 113111434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434111311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434111341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41886 + ... + 51211.

It is an arithmetic number, because the mean of its divisors is an integer number (108552268).

Almost surely, 2^434111311 is an apocalyptic number.

434111311 is a deficient number, since it is larger than the sum of its proper divisors (97761).

434111311 is an equidigital number, since it uses as much as digits as its factorization.

434111311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97760.

The product of its digits is 144, while the sum is 19.

The square root of 434111311 is about 20835.3380342149. The cubic root of 434111311 is about 757.1821500112.

Adding to 434111311 its reverse (113111434), we get a palindrome (547222745).

The spelling of 434111311 in words is "four hundred thirty-four million, one hundred eleven thousand, three hundred eleven".