2135531056343 has 4 divisors (see below), whose sum is σ = 2135534110320. Its totient is φ = 2135528002368.

The previous prime is 2135531056339. The next prime is 2135531056387. The reversal of 2135531056343 is 3436501355312.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2135531056343 - 2² = 2135531056339 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 2135531056343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135531056313) 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, 99143 + ... + 2069031.

It is an arithmetic number, because the mean of its divisors is an integer number (533883527580).

Almost surely, 2^{2135531056343} is an apocalyptic number.

2135531056343 is a deficient number, since it is larger than the sum of its proper divisors (3053977).

2135531056343 is a wasteful number, since it uses less digits than its factorization.

2135531056343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053976.

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 2135531056343 in words is "two trillion, one hundred thirty-five billion, five hundred thirty-one million, fifty-six thousand, three hundred forty-three".