122225543 has 4 divisors (see below), whose sum is σ = 133336968. Its totient is φ = 111114120.

The previous prime is 122225539. The next prime is 122225557. The reversal of 122225543 is 345522221.

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 122225543 - 2² = 122225539 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 (122225513) 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, 5555696 + ... + 5555717.

It is an arithmetic number, because the mean of its divisors is an integer number (33334242).

Almost surely, 2^122225543 is an apocalyptic number.

122225543 is a deficient number, since it is larger than the sum of its proper divisors (11111425).

122225543 is a wasteful number, since it uses less digits than its factorization.

122225543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111424.

The product of its digits is 4800, while the sum is 26.

The square root of 122225543 is about 11055.5661546571. The cubic root of 122225543 is about 496.2730121491.

Adding to 122225543 its reverse (345522221), we get a palindrome (467747764).

The spelling of 122225543 in words is "one hundred twenty-two million, two hundred twenty-five thousand, five hundred forty-three".