140032012 has 12 divisors (see below), whose sum is σ = 246083040. Its totient is φ = 69722576.

The previous prime is 140031971. The next prime is 140032021. The reversal of 140032012 is 210230041.

It is a junction number, because it is equal to n+sod(n) for n = 140031983 and 140032001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72283 + ... + 74194.

It is an arithmetic number, because the mean of its divisors is an integer number (20506920).

Almost surely, 2^140032012 is an apocalyptic number.

It is an amenable number.

140032012 is a deficient number, since it is larger than the sum of its proper divisors (106051028).

140032012 is a wasteful number, since it uses less digits than its factorization.

140032012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146720 (or 146718 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 140032012 is about 11833.5122427790. The cubic root of 140032012 is about 519.2889838645.

Adding to 140032012 its reverse (210230041), we get a palindrome (350262053).

The spelling of 140032012 in words is "one hundred forty million, thirty-two thousand, twelve".