122705435 has 4 divisors (see below), whose sum is σ = 147246528. Its totient is φ = 98164344.

The previous prime is 122705423. The next prime is 122705449. The reversal of 122705435 is 534507221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 534507221 = 19 ⋅28131959.

It is a cyclic number.

It is not a de Polignac number, because 122705435 - 2¹² = 122701339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122705398 and 122705407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12270539 + ... + 12270548.

It is an arithmetic number, because the mean of its divisors is an integer number (36811632).

Almost surely, 2^122705435 is an apocalyptic number.

122705435 is a deficient number, since it is larger than the sum of its proper divisors (24541093).

122705435 is an equidigital number, since it uses as much as digits as its factorization.

122705435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24541092.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 122705435 is about 11077.2485302082. The cubic root of 122705435 is about 496.9216666215.

The spelling of 122705435 in words is "one hundred twenty-two million, seven hundred five thousand, four hundred thirty-five".