14454223202531 has 4 divisors (see below), whose sum is σ = 16519112231472. Its totient is φ = 12389334173592.

The previous prime is 14454223202459. The next prime is 14454223202539. The reversal of 14454223202531 is 13520232245441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14454223202531 is a prime.

It is a super-2 number, since 2×14454223202531² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14454223202539) 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 3 ways as a sum of consecutive naturals, for example, 1032444514460 + ... + 1032444514473.

It is an arithmetic number, because the mean of its divisors is an integer number (4129778057868).

Almost surely, 2^{14454223202531} is an apocalyptic number.

14454223202531 is a deficient number, since it is larger than the sum of its proper divisors (2064889028941).

14454223202531 is an equidigital number, since it uses as much as digits as its factorization.

14454223202531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064889028940.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 14454223202531 its reverse (13520232245441), we get a palindrome (27974455447972).

The spelling of 14454223202531 in words is "fourteen trillion, four hundred fifty-four billion, two hundred twenty-three million, two hundred two thousand, five hundred thirty-one".