13261223353 has 8 divisors (see below), whose sum is σ = 15157256960. Its totient is φ = 11365583040.

The previous prime is 13261223329. The next prime is 13261223401. The reversal of 13261223353 is 35332216231.

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

It is not a de Polignac number, because 13261223353 - 2¹⁷ = 13261092281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13261223453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22128 + ... + 164353.

It is an arithmetic number, because the mean of its divisors is an integer number (1894657120).

Almost surely, 2^13261223353 is an apocalyptic number.

It is an amenable number.

13261223353 is a deficient number, since it is larger than the sum of its proper divisors (1896033607).

13261223353 is a wasteful number, since it uses less digits than its factorization.

13261223353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196647.

The product of its digits is 19440, while the sum is 31.

Adding to 13261223353 its reverse (35332216231), we get a palindrome (48593439584).

The spelling of 13261223353 in words is "thirteen billion, two hundred sixty-one million, two hundred twenty-three thousand, three hundred fifty-three".