311424111 has 6 divisors (see below), whose sum is σ = 449834840. Its totient is φ = 207616068.

The previous prime is 311424097. The next prime is 311424121. The reversal of 311424111 is 111424113.

It is not a de Polignac number, because 311424111 - 2¹⁰ = 311423087 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 (311424121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17301331 + ... + 17301348.

Almost surely, 2^311424111 is an apocalyptic number.

311424111 is a deficient number, since it is larger than the sum of its proper divisors (138410729).

311424111 is a wasteful number, since it uses less digits than its factorization.

311424111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34602685 (or 34602682 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 311424111 is about 17647.2125560951. The cubic root of 311424111 is about 677.8247321517.

Adding to 311424111 its reverse (111424113), we get a palindrome (422848224).

It can be divided in two parts, 31142 and 4111, that added together give a palindrome (35253).

The spelling of 311424111 in words is "three hundred eleven million, four hundred twenty-four thousand, one hundred eleven".