14121017845 has 16 divisors (see below), whose sum is σ = 18489151872. Its totient is φ = 10267911360.

The previous prime is 14121017843. The next prime is 14121017863. The reversal of 14121017845 is 54871012141.

It is not a de Polignac number, because 14121017845 - 2¹ = 14121017843 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14121017845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14121017843) 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 in 15 ways as a sum of consecutive naturals, for example, 316384 + ... + 358246.

It is an arithmetic number, because the mean of its divisors is an integer number (1155571992).

Almost surely, 2^14121017845 is an apocalyptic number.

It is an amenable number.

14121017845 is a deficient number, since it is larger than the sum of its proper divisors (4368134027).

14121017845 is a wasteful number, since it uses less digits than its factorization.

14121017845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48012.

The product of its (nonzero) digits is 8960, while the sum is 34.

Adding to 14121017845 its reverse (54871012141), we get a palindrome (68992029986).

The spelling of 14121017845 in words is "fourteen billion, one hundred twenty-one million, seventeen thousand, eight hundred forty-five".