140005122 has 16 divisors (see below), whose sum is σ = 280418112. Its totient is φ = 46600400.

The previous prime is 140005121. The next prime is 140005123. The reversal of 140005122 is 221500041.

It is an interprime number because it is at equal distance from previous prime (140005121) and next prime (140005123).

It is not an unprimeable number, because it can be changed into a prime (140005121) 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, 12438 + ... + 20849.

It is an arithmetic number, because the mean of its divisors is an integer number (17526132).

Almost surely, 2^140005122 is an apocalyptic number.

140005122 is an abundant number, since it is smaller than the sum of its proper divisors (140412990).

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

140005122 is a wasteful number, since it uses less digits than its factorization.

140005122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33993.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 140005122 is about 11832.3760082242. The cubic root of 140005122 is about 519.2557424781.

Adding to 140005122 its reverse (221500041), we get a palindrome (361505163).

The spelling of 140005122 in words is "one hundred forty million, five thousand, one hundred twenty-two".