13996463 has 4 divisors (see below), whose sum is σ = 15073128. Its totient is φ = 12919800.

The previous prime is 13996453. The next prime is 13996481. The reversal of 13996463 is 36469931.

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

It is a cyclic number.

It is not a de Polignac number, because 13996463 - 2¹⁰ = 13995439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13996463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13996403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538313 + ... + 538338.

It is an arithmetic number, because the mean of its divisors is an integer number (3768282).

Almost surely, 2^13996463 is an apocalyptic number.

13996463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13996463 is a deficient number, since it is larger than the sum of its proper divisors (1076665).

13996463 is a wasteful number, since it uses less digits than its factorization.

13996463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076664.

The product of its digits is 104976, while the sum is 41.

The square root of 13996463 is about 3741.1847054108. The cubic root of 13996463 is about 240.9939278671.

The spelling of 13996463 in words is "thirteen million, nine hundred ninety-six thousand, four hundred sixty-three".