13326147 has 16 divisors (see below), whose sum is σ = 20904480. Its totient is φ = 8361216.

The previous prime is 13326139. The next prime is 13326149. The reversal of 13326147 is 74162331.

13326147 is a `hidden beast` number, since 13 + 32 + 614 + 7 = 666.

It is not a de Polignac number, because 13326147 - 2³ = 13326139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 13326147.

It is not an unprimeable number, because it can be changed into a prime (13326149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14058 + ... + 14975.

It is an arithmetic number, because the mean of its divisors is an integer number (1306530).

Almost surely, 2^13326147 is an apocalyptic number.

13326147 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13326147 is a deficient number, since it is larger than the sum of its proper divisors (7578333).

13326147 is a wasteful number, since it uses less digits than its factorization.

13326147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29059 (or 29053 counting only the distinct ones).

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

The square root of 13326147 is about 3650.4995548555. The cubic root of 13326147 is about 237.0836109418.

Adding to 13326147 its reverse (74162331), we get a palindrome (87488478).

The spelling of 13326147 in words is "thirteen million, three hundred twenty-six thousand, one hundred forty-seven".