140945684 has 24 divisors (see below), whose sum is σ = 278359200. Its totient is φ = 61856480.

The previous prime is 140945683. The next prime is 140945711. The reversal of 140945684 is 486549041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140945683) by changing a digit.

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, 53954 + ... + 56505.

It is an arithmetic number, because the mean of its divisors is an integer number (11598300).

Almost surely, 2^140945684 is an apocalyptic number.

It is an amenable number.

140945684 is a deficient number, since it is larger than the sum of its proper divisors (137413516).

140945684 is a wasteful number, since it uses less digits than its factorization.

140945684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110503 (or 110501 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 140945684 is about 11872.0547505476. The cubic root of 140945684 is about 520.4159443207.

The spelling of 140945684 in words is "one hundred forty million, nine hundred forty-five thousand, six hundred eighty-four".