13316427 has 8 divisors (see below), whose sum is σ = 19728080. Its totient is φ = 8877600.

The previous prime is 13316419. The next prime is 13316449. The reversal of 13316427 is 72461331.

13316427 is a `hidden beast` number, since 13 + 3 + 1 + 642 + 7 = 666.

13316427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13316427 - 2³ = 13316419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 493201 = 13316427 / (1 + 3 + 3 + 1 + 6 + 4 + 2 + 7).

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 13316427.

It is not an unprimeable number, because it can be changed into a prime (13316417) 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, 246574 + ... + 246627.

It is an arithmetic number, because the mean of its divisors is an integer number (2466010).

Almost surely, 2^13316427 is an apocalyptic number.

13316427 is a deficient number, since it is larger than the sum of its proper divisors (6411653).

13316427 is an equidigital number, since it uses as much as digits as its factorization.

13316427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493210 (or 493204 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 13316427 is about 3649.1679873637. The cubic root of 13316427 is about 237.0259545362.

Adding to 13316427 its reverse (72461331), we get a palindrome (85777758).

The spelling of 13316427 in words is "thirteen million, three hundred sixteen thousand, four hundred twenty-seven".