13154203405253 has 4 divisors (see below), whose sum is σ = 13159659319488. Its totient is φ = 13148747491020.

The previous prime is 13154203405219. The next prime is 13154203405271. The reversal of 13154203405253 is 35250430245131.

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 a cyclic number.

It is not a de Polignac number, because 13154203405253 - 2²² = 13154199210949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13154203407253) 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, 2727953501 + ... + 2727958322.

It is an arithmetic number, because the mean of its divisors is an integer number (3289914829872).

Almost surely, 2^{13154203405253} is an apocalyptic number.

It is an amenable number.

13154203405253 is a deficient number, since it is larger than the sum of its proper divisors (5455914235).

13154203405253 is an equidigital number, since it uses as much as digits as its factorization.

13154203405253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5455914234.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 13154203405253 in words is "thirteen trillion, one hundred fifty-four billion, two hundred three million, four hundred five thousand, two hundred fifty-three".