122535912 has 32 divisors (see below), whose sum is σ = 309787200. Its totient is φ = 40385664.

The previous prime is 122535911. The next prime is 122535913. The reversal of 122535912 is 219535221.

It is an interprime number because it is at equal distance from previous prime (122535911) and next prime (122535913).

It is a self number, because there is not a number n which added to its sum of digits gives 122535912.

It is not an unprimeable number, because it can be changed into a prime (122535911) 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, 26548 + ... + 30819.

It is an arithmetic number, because the mean of its divisors is an integer number (9680850).

Almost surely, 2^122535912 is an apocalyptic number.

122535912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122535912 is an abundant number, since it is smaller than the sum of its proper divisors (187251288).

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

122535912 is a wasteful number, since it uses less digits than its factorization.

122535912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57465 (or 57461 counting only the distinct ones).

The product of its digits is 5400, while the sum is 30.

The square root of 122535912 is about 11069.5940304963. The cubic root of 122535912 is about 496.6927213834.

The spelling of 122535912 in words is "one hundred twenty-two million, five hundred thirty-five thousand, nine hundred twelve".