140654106 has 12 divisors (see below), whose sum is σ = 304750602. Its totient is φ = 46884696.

The previous prime is 140654081. The next prime is 140654117. The reversal of 140654106 is 601456041.

140654106 is a `hidden beast` number, since 1 + 4 + 0 + 654 + 1 + 0 + 6 = 666.

140654106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 140635881 + 18225 = 11859^2 + 135^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 140654106.

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 5 ways as a sum of consecutive naturals, for example, 3907041 + ... + 3907076.

Almost surely, 2^140654106 is an apocalyptic number.

140654106 is an abundant number, since it is smaller than the sum of its proper divisors (164096496).

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

140654106 is a wasteful number, since it uses less digits than its factorization.

140654106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7814125 (or 7814122 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140654106 is about 11859.7683788512. The cubic root of 140654106 is about 520.0568305738.

The spelling of 140654106 in words is "one hundred forty million, six hundred fifty-four thousand, one hundred six".