6343406131 has 4 divisors (see below), whose sum is σ = 6343589152. Its totient is φ = 6343223112.

The previous prime is 6343406123. The next prime is 6343406137. The reversal of 6343406131 is 1316043436.

It is a happy number.

6343406131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6343406131 - 2³ = 6343406123 is a prime.

It is a super-2 number, since 2×6343406131² = 80477602685616778322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6343406093 and 6343406102.

It is not an unprimeable number, because it can be changed into a prime (6343406137) 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, 21840 + ... + 114733.

It is an arithmetic number, because the mean of its divisors is an integer number (1585897288).

Almost surely, 2^6343406131 is an apocalyptic number.

6343406131 is a deficient number, since it is larger than the sum of its proper divisors (183021).

6343406131 is a wasteful number, since it uses less digits than its factorization.

6343406131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183020.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 6343406131 is about 79645.5028925049. The cubic root of 6343406131 is about 1851.1467086993.

Adding to 6343406131 its reverse (1316043436), we get a palindrome (7659449567).

The spelling of 6343406131 in words is "six billion, three hundred forty-three million, four hundred six thousand, one hundred thirty-one".