5543423399 has 4 divisors (see below), whose sum is σ = 5734575960. Its totient is φ = 5352270840.

The previous prime is 5543423387. The next prime is 5543423429. The reversal of 5543423399 is 9933243455.

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 5543423399 - 2⁴ = 5543423383 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 (5543423099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95576237 + ... + 95576294.

It is an arithmetic number, because the mean of its divisors is an integer number (1433643990).

Almost surely, 2^5543423399 is an apocalyptic number.

5543423399 is a deficient number, since it is larger than the sum of its proper divisors (191152561).

5543423399 is a wasteful number, since it uses less digits than its factorization.

5543423399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191152560.

The product of its digits is 1749600, while the sum is 47.

The square root of 5543423399 is about 74454.1697892066. The cubic root of 5543423399 is about 1769.8074416801.

The spelling of 5543423399 in words is "five billion, five hundred forty-three million, four hundred twenty-three thousand, three hundred ninety-nine".