2153134334543 has 4 divisors (see below), whose sum is σ = 2203207226088. Its totient is φ = 2103061443000.

The previous prime is 2153134334537. The next prime is 2153134334551. The reversal of 2153134334543 is 3454334313512.

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 2153134334543 - 2⁸ = 2153134334287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2153134334543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153134334563) 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, 25036445708 + ... + 25036445793.

It is an arithmetic number, because the mean of its divisors is an integer number (550801806522).

Almost surely, 2^{2153134334543} is an apocalyptic number.

2153134334543 is a deficient number, since it is larger than the sum of its proper divisors (50072891545).

2153134334543 is an equidigital number, since it uses as much as digits as its factorization.

2153134334543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50072891544.

The product of its digits is 777600, while the sum is 41.

The spelling of 2153134334543 in words is "two trillion, one hundred fifty-three billion, one hundred thirty-four million, three hundred thirty-four thousand, five hundred forty-three".