12850134105 has 32 divisors (see below), whose sum is σ = 21741124608. Its totient is φ = 6470553600.

The previous prime is 12850134103. The next prime is 12850134107. The reversal of 12850134105 is 50143105821.

It is an interprime number because it is at equal distance from previous prime (12850134103) and next prime (12850134107).

It is not a de Polignac number, because 12850134105 - 2¹ = 12850134103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12850134103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 317944 + ... + 356073.

It is an arithmetic number, because the mean of its divisors is an integer number (679410144).

Almost surely, 2^12850134105 is an apocalyptic number.

12850134105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12850134105 is a deficient number, since it is larger than the sum of its proper divisors (8890990503).

12850134105 is a wasteful number, since it uses less digits than its factorization.

12850134105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674097.

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 12850134105 its reverse (50143105821), we get a palindrome (62993239926).

The spelling of 12850134105 in words is "twelve billion, eight hundred fifty million, one hundred thirty-four thousand, one hundred five".