122026543 has 4 divisors (see below), whose sum is σ = 122559640. Its totient is φ = 121493448.

The previous prime is 122026507. The next prime is 122026547. The reversal of 122026543 is 345620221.

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 122026543 - 2²¹ = 119929391 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 (122026547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266205 + ... + 266662.

It is an arithmetic number, because the mean of its divisors is an integer number (30639910).

Almost surely, 2^122026543 is an apocalyptic number.

122026543 is a deficient number, since it is larger than the sum of its proper divisors (533097).

122026543 is an equidigital number, since it uses as much as digits as its factorization.

122026543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533096.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 122026543 is about 11046.5624969943. The cubic root of 122026543 is about 496.0035322654.

Adding to 122026543 its reverse (345620221), we get a palindrome (467646764).

The spelling of 122026543 in words is "one hundred twenty-two million, twenty-six thousand, five hundred forty-three".