13698563 has 8 divisors (see below), whose sum is σ = 14496000. Its totient is φ = 12908808.

The previous prime is 13698533. The next prime is 13698577. The reversal of 13698563 is 36589631.

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 13698563 - 2⁶ = 13698499 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 13698563.

It is not an unprimeable number, because it can be changed into a prime (13698533) 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, 1970 + ... + 5592.

It is an arithmetic number, because the mean of its divisors is an integer number (1812000).

Almost surely, 2^13698563 is an apocalyptic number.

13698563 is a deficient number, since it is larger than the sum of its proper divisors (797437).

13698563 is a wasteful number, since it uses less digits than its factorization.

13698563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841.

The product of its digits is 116640, while the sum is 41.

The square root of 13698563 is about 3701.1569812695. The cubic root of 13698563 is about 239.2718847029.

The spelling of 13698563 in words is "thirteen million, six hundred ninety-eight thousand, five hundred sixty-three".