555422143 has 4 divisors (see below), whose sum is σ = 558525240. Its totient is φ = 552319048.

The previous prime is 555422107. The next prime is 555422149. The reversal of 555422143 is 341224555.

555422143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 555422143 - 2⁹ = 555421631 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 (555422149) 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, 1551280 + ... + 1551637.

It is an arithmetic number, because the mean of its divisors is an integer number (139631310).

Almost surely, 2^555422143 is an apocalyptic number.

555422143 is a deficient number, since it is larger than the sum of its proper divisors (3103097).

555422143 is a wasteful number, since it uses less digits than its factorization.

555422143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103096.

The product of its digits is 24000, while the sum is 31.

The square root of 555422143 is about 23567.3957619420. The cubic root of 555422143 is about 822.0048814442.

Adding to 555422143 its reverse (341224555), we get a palindrome (896646698).

The spelling of 555422143 in words is "five hundred fifty-five million, four hundred twenty-two thousand, one hundred forty-three".