6340125543 has 8 divisors (see below), whose sum is σ = 8540650608. Its totient is φ = 4183175424.

The previous prime is 6340125527. The next prime is 6340125557. The reversal of 6340125543 is 3455210436.

6340125543 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6340125543 - 2⁴ = 6340125527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6340125563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10893396 + ... + 10893977.

It is an arithmetic number, because the mean of its divisors is an integer number (1067581326).

Almost surely, 2^6340125543 is an apocalyptic number.

6340125543 is a deficient number, since it is larger than the sum of its proper divisors (2200525065).

6340125543 is a wasteful number, since it uses less digits than its factorization.

6340125543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21787473.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 6340125543 is about 79624.9052935073. The cubic root of 6340125543 is about 1850.8275375399.

Adding to 6340125543 its reverse (3455210436), we get a palindrome (9795335979).

The spelling of 6340125543 in words is "six billion, three hundred forty million, one hundred twenty-five thousand, five hundred forty-three".