13950563 has 4 divisors (see below), whose sum is σ = 15218808. Its totient is φ = 12682320.

The previous prime is 13950529. The next prime is 13950571. The reversal of 13950563 is 36505931.

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 13950563 - 2⁶ = 13950499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13950593) 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, 634106 + ... + 634127.

It is an arithmetic number, because the mean of its divisors is an integer number (3804702).

Almost surely, 2^13950563 is an apocalyptic number.

13950563 is a deficient number, since it is larger than the sum of its proper divisors (1268245).

13950563 is a wasteful number, since it uses less digits than its factorization.

13950563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268244.

The product of its (nonzero) digits is 12150, while the sum is 32.

The square root of 13950563 is about 3735.0452473832. The cubic root of 13950563 is about 240.7302008766.

The spelling of 13950563 in words is "thirteen million, nine hundred fifty thousand, five hundred sixty-three".