13523372601 has 4 divisors (see below), whose sum is σ = 18031163472. Its totient is φ = 9015581732.

The previous prime is 13523372581. The next prime is 13523372663. The reversal of 13523372601 is 10627332531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13523372601 - 2³³ = 4933438009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13523372671) 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, 2253895431 + ... + 2253895436.

It is an arithmetic number, because the mean of its divisors is an integer number (4507790868).

Almost surely, 2^13523372601 is an apocalyptic number.

It is an amenable number.

13523372601 is a deficient number, since it is larger than the sum of its proper divisors (4507790871).

13523372601 is an equidigital number, since it uses as much as digits as its factorization.

13523372601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4507790870.

The product of its (nonzero) digits is 22680, while the sum is 33.

The spelling of 13523372601 in words is "thirteen billion, five hundred twenty-three million, three hundred seventy-two thousand, six hundred one".