5543135623 has 4 divisors (see below), whose sum is σ = 5545095088. Its totient is φ = 5541176160.

The previous prime is 5543135581. The next prime is 5543135627. The reversal of 5543135623 is 3265313455.

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 5543135623 - 2²¹ = 5541038471 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 (5543135627) 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, 975483 + ... + 981148.

It is an arithmetic number, because the mean of its divisors is an integer number (1386273772).

Almost surely, 2^5543135623 is an apocalyptic number.

5543135623 is a deficient number, since it is larger than the sum of its proper divisors (1959465).

5543135623 is a wasteful number, since it uses less digits than its factorization.

5543135623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1959464.

The product of its digits is 162000, while the sum is 37.

The square root of 5543135623 is about 74452.2371927130. The cubic root of 5543135623 is about 1769.7768157845.

The spelling of 5543135623 in words is "five billion, five hundred forty-three million, one hundred thirty-five thousand, six hundred twenty-three".