140806122 has 8 divisors (see below), whose sum is σ = 281612256. Its totient is φ = 46935372.

The previous prime is 140806111. The next prime is 140806129. The reversal of 140806122 is 221608041.

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

140806122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 140806092 and 140806101.

It is not an unprimeable number, because it can be changed into a prime (140806129) by changing a digit.

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, 11733838 + ... + 11733849.

It is an arithmetic number, because the mean of its divisors is an integer number (35201532).

Almost surely, 2^140806122 is an apocalyptic number.

140806122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140806122 is a wasteful number, since it uses less digits than its factorization.

140806122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23467692.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 140806122 is about 11866.1755422714. The cubic root of 140806122 is about 520.2441186131.

It can be divided in two parts, 14080 and 6122, that added together give a palindrome (20202).

The spelling of 140806122 in words is "one hundred forty million, eight hundred six thousand, one hundred twenty-two".