13573063 has 4 divisors (see below), whose sum is σ = 15512080. Its totient is φ = 11634048.

The previous prime is 13573039. The next prime is 13573067. The reversal of 13573063 is 36037531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36037531 = 31 ⋅1162501.

It is a cyclic number.

It is not a de Polignac number, because 13573063 - 2²¹ = 11475911 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 (13573067) 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, 969498 + ... + 969511.

It is an arithmetic number, because the mean of its divisors is an integer number (3878020).

Almost surely, 2^13573063 is an apocalyptic number.

13573063 is a deficient number, since it is larger than the sum of its proper divisors (1939017).

13573063 is an equidigital number, since it uses as much as digits as its factorization.

13573063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939016.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 13573063 is about 3684.1638128617. The cubic root of 13573063 is about 238.5389417901.

The spelling of 13573063 in words is "thirteen million, five hundred seventy-three thousand, sixty-three".