3116711421 has 24 divisors (see below), whose sum is σ = 4604081976. Its totient is φ = 2031160320.

The previous prime is 3116711413. The next prime is 3116711431. The reversal of 3116711421 is 1241176113.

It can be written as a sum of positive squares in 4 ways, for example, as 147987225 + 2968724196 = 12165^2 + 54486^2 .

It is not a de Polignac number, because 3116711421 - 2³ = 3116711413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3116711401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53251 + ... + 95231.

It is an arithmetic number, because the mean of its divisors is an integer number (191836749).

Almost surely, 2^3116711421 is an apocalyptic number.

It is an amenable number.

3116711421 is a deficient number, since it is larger than the sum of its proper divisors (1487370555).

3116711421 is a wasteful number, since it uses less digits than its factorization.

3116711421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42173 (or 42170 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 3116711421 is about 55827.5149097647. The cubic root of 3116711421 is about 1460.7151405186.

Adding to 3116711421 its reverse (1241176113), we get a palindrome (4357887534).

The spelling of 3116711421 in words is "three billion, one hundred sixteen million, seven hundred eleven thousand, four hundred twenty-one".