13150005321 has 4 divisors (see below), whose sum is σ = 17533340432. Its totient is φ = 8766670212.

The previous prime is 13150005299. The next prime is 13150005361. The reversal of 13150005321 is 12350005131.

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 not a de Polignac number, because 13150005321 - 2¹³ = 13149997129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13150005361) 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, 2191667551 + ... + 2191667556.

It is an arithmetic number, because the mean of its divisors is an integer number (4383335108).

Almost surely, 2^13150005321 is an apocalyptic number.

It is an amenable number.

13150005321 is a deficient number, since it is larger than the sum of its proper divisors (4383335111).

13150005321 is an equidigital number, since it uses as much as digits as its factorization.

13150005321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383335110.

The product of its (nonzero) digits is 450, while the sum is 21.

The spelling of 13150005321 in words is "thirteen billion, one hundred fifty million, five thousand, three hundred twenty-one".