13155104451 has 8 divisors (see below), whose sum is σ = 17540684560. Its totient is φ = 8769796992.

The previous prime is 13155104437. The next prime is 13155104471. The reversal of 13155104451 is 15440155131.

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

It is not a de Polignac number, because 13155104451 - 2⁶ = 13155104387 is a prime.

It is a super-2 number, since 2×13155104451² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13155104471) 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, 113871 + ... + 198183.

It is an arithmetic number, because the mean of its divisors is an integer number (2192585570).

Almost surely, 2^13155104451 is an apocalyptic number.

13155104451 is a deficient number, since it is larger than the sum of its proper divisors (4385580109).

13155104451 is an equidigital number, since it uses as much as digits as its factorization.

13155104451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136325.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 13155104451 its reverse (15440155131), we get a palindrome (28595259582).

The spelling of 13155104451 in words is "thirteen billion, one hundred fifty-five million, one hundred four thousand, four hundred fifty-one".