13969529453 has 16 divisors (see below), whose sum is σ = 15284215296. Its totient is φ = 12662366640.

The previous prime is 13969529443. The next prime is 13969529479. The reversal of 13969529453 is 35492596931.

It is a happy number.

It is not a de Polignac number, because 13969529453 - 2¹² = 13969525357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13969529423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9788726 + ... + 9790152.

It is an arithmetic number, because the mean of its divisors is an integer number (955263456).

Almost surely, 2^13969529453 is an apocalyptic number.

It is an amenable number.

13969529453 is a deficient number, since it is larger than the sum of its proper divisors (1314685843).

13969529453 is a wasteful number, since it uses less digits than its factorization.

13969529453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3424.

The product of its digits is 7873200, while the sum is 56.

The spelling of 13969529453 in words is "thirteen billion, nine hundred sixty-nine million, five hundred twenty-nine thousand, four hundred fifty-three".