13204413521151 has 4 divisors (see below), whose sum is σ = 17605884694872. Its totient is φ = 8802942347432.

The previous prime is 13204413521147. The next prime is 13204413521161. The reversal of 13204413521151 is 15112531440231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13204413521151 - 2² = 13204413521147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13204413521111) 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, 2200735586856 + ... + 2200735586861.

It is an arithmetic number, because the mean of its divisors is an integer number (4401471173718).

Almost surely, 2^{13204413521151} is an apocalyptic number.

13204413521151 is a deficient number, since it is larger than the sum of its proper divisors (4401471173721).

13204413521151 is an equidigital number, since it uses as much as digits as its factorization.

13204413521151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4401471173720.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 13204413521151 its reverse (15112531440231), we get a palindrome (28316944961382).

The spelling of 13204413521151 in words is "thirteen trillion, two hundred four billion, four hundred thirteen million, five hundred twenty-one thousand, one hundred fifty-one".