13304601523 has 4 divisors (see below), whose sum is σ = 14087225160. Its totient is φ = 12521977888.

The previous prime is 13304601517. The next prime is 13304601533. The reversal of 13304601523 is 32510640331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13304601523 - 2¹³ = 13304593331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13304601491 and 13304601500.

It is not an unprimeable number, because it can be changed into a prime (13304601533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391311793 + ... + 391311826.

It is an arithmetic number, because the mean of its divisors is an integer number (3521806290).

Almost surely, 2^13304601523 is an apocalyptic number.

13304601523 is a deficient number, since it is larger than the sum of its proper divisors (782623637).

13304601523 is an equidigital number, since it uses as much as digits as its factorization.

13304601523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782623636.

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 13304601523 in words is "thirteen billion, three hundred four million, six hundred one thousand, five hundred twenty-three".