122545556 has 24 divisors (see below), whose sum is σ = 251071296. Its totient is φ = 51238080.

The previous prime is 122545531. The next prime is 122545559. The reversal of 122545556 is 655545221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122545559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52226 + ... + 54521.

It is an arithmetic number, because the mean of its divisors is an integer number (10461304).

Almost surely, 2^122545556 is an apocalyptic number.

It is an amenable number.

122545556 is an abundant number, since it is smaller than the sum of its proper divisors (128525740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122545556 is a wasteful number, since it uses less digits than its factorization.

122545556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106799 (or 106797 counting only the distinct ones).

The product of its digits is 60000, while the sum is 35.

The square root of 122545556 is about 11070.0296295900. The cubic root of 122545556 is about 496.7057515198.

The spelling of 122545556 in words is "one hundred twenty-two million, five hundred forty-five thousand, five hundred fifty-six".