13225621339 has 8 divisors (see below), whose sum is σ = 15141471488. Its totient is φ = 11316390120.

The previous prime is 13225621333. The next prime is 13225621363. The reversal of 13225621339 is 93312652231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13225621339 - 2¹³ = 13225613147 is a prime.

It is a super-2 number, since 2×13225621339² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13225621298 and 13225621307.

It is not an unprimeable number, because it can be changed into a prime (13225621333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1650447 + ... + 1658440.

It is an arithmetic number, because the mean of its divisors is an integer number (1892683936).

Almost surely, 2^13225621339 is an apocalyptic number.

13225621339 is a deficient number, since it is larger than the sum of its proper divisors (1915850149).

13225621339 is an equidigital number, since it uses as much as digits as its factorization.

13225621339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3309465.

The product of its digits is 58320, while the sum is 37.

The spelling of 13225621339 in words is "thirteen billion, two hundred twenty-five million, six hundred twenty-one thousand, three hundred thirty-nine".