140845912 has 32 divisors (see below), whose sum is σ = 267786000. Its totient is φ = 69443584.

The previous prime is 140845891. The next prime is 140845949. The reversal of 140845912 is 219548041.

It is a happy number.

It is a super-2 number, since 2×140845912² = 39675141854223488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 313464 + ... + 313912.

Almost surely, 2^140845912 is an apocalyptic number.

It is an amenable number.

140845912 is a deficient number, since it is larger than the sum of its proper divisors (126940088).

140845912 is a wasteful number, since it uses less digits than its factorization.

140845912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915 (or 911 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 140845912 is about 11867.8520381744. The cubic root of 140845912 is about 520.2931187645.

The spelling of 140845912 in words is "one hundred forty million, eight hundred forty-five thousand, nine hundred twelve".