13463609 has 16 divisors (see below), whose sum is σ = 15238080. Its totient is φ = 11819520.

The previous prime is 13463591. The next prime is 13463617. The reversal of 13463609 is 90636431.

It is a happy number.

13463609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-13463609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13463629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23294 + ... + 23864.

It is an arithmetic number, because the mean of its divisors is an integer number (952380).

Almost surely, 2^13463609 is an apocalyptic number.

13463609 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13463609 is a deficient number, since it is larger than the sum of its proper divisors (1774471).

13463609 is a wasteful number, since it uses less digits than its factorization.

13463609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 13463609 is about 3669.2790845069. The cubic root of 13463609 is about 237.8960129960.

The spelling of 13463609 in words is "thirteen million, four hundred sixty-three thousand, six hundred nine".