13140453503 has 8 divisors (see below), whose sum is σ = 13291784640. Its totient is φ = 12989925760.

The previous prime is 13140453493. The next prime is 13140453533. The reversal of 13140453503 is 30535404131.

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 13140453503 - 2⁸ = 13140453247 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 (13140453533) 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, 167918 + ... + 233403.

It is an arithmetic number, because the mean of its divisors is an integer number (1661473080).

Almost surely, 2^13140453503 is an apocalyptic number.

13140453503 is a deficient number, since it is larger than the sum of its proper divisors (151331137).

13140453503 is a wasteful number, since it uses less digits than its factorization.

13140453503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401697.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 13140453503 its reverse (30535404131), we get a palindrome (43675857634).

The spelling of 13140453503 in words is "thirteen billion, one hundred forty million, four hundred fifty-three thousand, five hundred three".