13432520201 has 4 divisors (see below), whose sum is σ = 13438012032. Its totient is φ = 13427028372.

The previous prime is 13432520197. The next prime is 13432520249. The reversal of 13432520201 is 10202523431.

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 13432520201 - 2² = 13432520197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13432520261) 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, 2742245 + ... + 2747138.

It is an arithmetic number, because the mean of its divisors is an integer number (3359503008).

Almost surely, 2^13432520201 is an apocalyptic number.

It is an amenable number.

13432520201 is a deficient number, since it is larger than the sum of its proper divisors (5491831).

13432520201 is an equidigital number, since it uses as much as digits as its factorization.

13432520201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5491830.

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 13432520201 in words is "thirteen billion, four hundred thirty-two million, five hundred twenty thousand, two hundred one".