13881453503 has 8 divisors (see below), whose sum is σ = 14270232720. Its totient is φ = 13493390400.

The previous prime is 13881453499. The next prime is 13881453559. The reversal of 13881453503 is 30535418831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13881453503 - 2² = 13881453499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13811453503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139598 + ... + 217371.

It is an arithmetic number, because the mean of its divisors is an integer number (1783779090).

Almost surely, 2^13881453503 is an apocalyptic number.

13881453503 is a deficient number, since it is larger than the sum of its proper divisors (388779217).

13881453503 is a wasteful number, since it uses less digits than its factorization.

13881453503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358057.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 13881453503 in words is "thirteen billion, eight hundred eighty-one million, four hundred fifty-three thousand, five hundred three".