431314111 has 4 divisors (see below), whose sum is σ = 435345192. Its totient is φ = 427283032.

The previous prime is 431314097. The next prime is 431314141. The reversal of 431314111 is 111413134.

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

It is a cyclic number.

It is not a de Polignac number, because 431314111 - 2⁷ = 431313983 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 (431314141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2015380 + ... + 2015593.

It is an arithmetic number, because the mean of its divisors is an integer number (108836298).

Almost surely, 2^431314111 is an apocalyptic number.

431314111 is a deficient number, since it is larger than the sum of its proper divisors (4031081).

431314111 is a wasteful number, since it uses less digits than its factorization.

431314111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031080.

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

The square root of 431314111 is about 20768.1032114153. The cubic root of 431314111 is about 755.5523411684.

Adding to 431314111 its reverse (111413134), we get a palindrome (542727245).

The spelling of 431314111 in words is "four hundred thirty-one million, three hundred fourteen thousand, one hundred eleven".