6146139943 has 2 divisors, whose sum is σ = 6146139944. Its totient is φ = 6146139942.

The previous prime is 6146139929. The next prime is 6146140001. The reversal of 6146139943 is 3499316416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6146139943 - 2²¹ = 6144042791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6146139893 and 6146139902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6146139343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3073069971 + 3073069972.

It is an arithmetic number, because the mean of its divisors is an integer number (3073069972).

Almost surely, 2^6146139943 is an apocalyptic number.

6146139943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6146139943 is an equidigital number, since it uses as much as digits as its factorization.

6146139943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 46.

The square root of 6146139943 is about 78397.3210192797. The cubic root of 6146139943 is about 1831.7554043081.

The spelling of 6146139943 in words is "six billion, one hundred forty-six million, one hundred thirty-nine thousand, nine hundred forty-three".