3105894429139 has 2 divisors, whose sum is σ = 3105894429140. Its totient is φ = 3105894429138.

The previous prime is 3105894429061. The next prime is 3105894429149. The reversal of 3105894429139 is 9319244985013.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3105894429139 is a prime.

It is not a weakly prime, because it can be changed into another prime (3105894429149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1552947214569 + 1552947214570.

It is an arithmetic number, because the mean of its divisors is an integer number (1552947214570).

Almost surely, 2^{3105894429139} is an apocalyptic number.

3105894429139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3105894429139 is an equidigital number, since it uses as much as digits as its factorization.

3105894429139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8398080, while the sum is 58.

The spelling of 3105894429139 in words is "three trillion, one hundred five billion, eight hundred ninety-four million, four hundred twenty-nine thousand, one hundred thirty-nine".