13482009 has 6 divisors (see below), whose sum is σ = 19474026. Its totient is φ = 8988000.

The previous prime is 13481999. The next prime is 13482019. The reversal of 13482009 is 90028431.

13482009 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13481999) and next prime (13482019).

It can be written as a sum of positive squares in only one way, i.e., 7371225 + 6110784 = 2715^2 + 2472^2 .

It is not a de Polignac number, because 13482009 - 2⁸ = 13481753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13482019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 748992 + ... + 749009.

It is an arithmetic number, because the mean of its divisors is an integer number (3245671).

Almost surely, 2^13482009 is an apocalyptic number.

It is an amenable number.

13482009 is a deficient number, since it is larger than the sum of its proper divisors (5992017).

13482009 is a wasteful number, since it uses less digits than its factorization.

13482009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498007 (or 1498004 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 13482009 is about 3671.7855329526. The cubic root of 13482009 is about 238.0043369499.

The spelling of 13482009 in words is "thirteen million, four hundred eighty-two thousand, nine".