122194965 has 32 divisors (see below), whose sum is σ = 201180672. Its totient is φ = 63296000.

The previous prime is 122194957. The next prime is 122194967. The reversal of 122194965 is 569491221.

It is not a de Polignac number, because 122194965 - 2³ = 122194957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122194967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264835 + ... + 265295.

It is an arithmetic number, because the mean of its divisors is an integer number (6286896).

Almost surely, 2^122194965 is an apocalyptic number.

122194965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122194965 is a deficient number, since it is larger than the sum of its proper divisors (78985707).

122194965 is a wasteful number, since it uses less digits than its factorization.

122194965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941.

The product of its digits is 38880, while the sum is 39.

The square root of 122194965 is about 11054.1831448552. The cubic root of 122194965 is about 496.2316233596.

The spelling of 122194965 in words is "one hundred twenty-two million, one hundred ninety-four thousand, nine hundred sixty-five".