13263873 has 8 divisors (see below), whose sum is σ = 20211648. Its totient is φ = 7579344.

The previous prime is 13263853. The next prime is 13263889. The reversal of 13263873 is 37836231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13263873 - 2²⁰ = 12215297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13263853) 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, 315786 + ... + 315827.

It is an arithmetic number, because the mean of its divisors is an integer number (2526456).

Almost surely, 2^13263873 is an apocalyptic number.

It is an amenable number.

13263873 is a deficient number, since it is larger than the sum of its proper divisors (6947775).

13263873 is an equidigital number, since it uses as much as digits as its factorization.

13263873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631623.

The product of its digits is 18144, while the sum is 33.

The square root of 13263873 is about 3641.9600492043. The cubic root of 13263873 is about 236.7137315201.

The spelling of 13263873 in words is "thirteen million, two hundred sixty-three thousand, eight hundred seventy-three".