14121534457 has 16 divisors (see below), whose sum is σ = 14967659520. Its totient is φ = 13295086992.

The previous prime is 14121534443. The next prime is 14121534461. The reversal of 14121534457 is 75443512141.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14121534457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14121534437) 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, 2374794 + ... + 2380732.

It is an arithmetic number, because the mean of its divisors is an integer number (935478720).

Almost surely, 2^14121534457 is an apocalyptic number.

It is an amenable number.

14121534457 is a deficient number, since it is larger than the sum of its proper divisors (846125063).

14121534457 is a wasteful number, since it uses less digits than its factorization.

14121534457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7572.

The product of its digits is 67200, while the sum is 37.

The spelling of 14121534457 in words is "fourteen billion, one hundred twenty-one million, five hundred thirty-four thousand, four hundred fifty-seven".