6343112639 has 2 divisors, whose sum is σ = 6343112640. Its totient is φ = 6343112638.

The previous prime is 6343112599. The next prime is 6343112653. The reversal of 6343112639 is 9362113436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6343112639 - 2⁸ = 6343112383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6343132639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3171556319 + 3171556320.

It is an arithmetic number, because the mean of its divisors is an integer number (3171556320).

Almost surely, 2^6343112639 is an apocalyptic number.

6343112639 is a deficient number, since it is larger than the sum of its proper divisors (1).

6343112639 is an equidigital number, since it uses as much as digits as its factorization.

6343112639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 38.

The square root of 6343112639 is about 79643.6603817278. The cubic root of 6343112639 is about 1851.1181590990.

The spelling of 6343112639 in words is "six billion, three hundred forty-three million, one hundred twelve thousand, six hundred thirty-nine".