122105834 has 8 divisors (see below), whose sum is σ = 189474660. Its totient is φ = 58947616.

The previous prime is 122105821. The next prime is 122105839. The reversal of 122105834 is 438501221.

It can be written as a sum of positive squares in 2 ways, for example, as 120012025 + 2093809 = 10955^2 + 1447^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (122105839) 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, 1052579 + ... + 1052694.

Almost surely, 2^122105834 is an apocalyptic number.

122105834 is a deficient number, since it is larger than the sum of its proper divisors (67368826).

122105834 is a wasteful number, since it uses less digits than its factorization.

122105834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105304.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 122105834 is about 11050.1508586987. The cubic root of 122105834 is about 496.1109408663.

The spelling of 122105834 in words is "one hundred twenty-two million, one hundred five thousand, eight hundred thirty-four".