140154141 has 16 divisors (see below), whose sum is σ = 191692800. Its totient is φ = 91043568.

The previous prime is 140154121. The next prime is 140154167. The reversal of 140154141 is 141451041.

It is not a de Polignac number, because 140154141 - 2⁵ = 140154109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140154121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31620 + ... + 35778.

It is an arithmetic number, because the mean of its divisors is an integer number (11980800).

Almost surely, 2^140154141 is an apocalyptic number.

It is an amenable number.

140154141 is a deficient number, since it is larger than the sum of its proper divisors (51538659).

140154141 is a wasteful number, since it uses less digits than its factorization.

140154141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 140154141 is about 11838.6714203917. The cubic root of 140154141 is about 519.4399060596.

The spelling of 140154141 in words is "one hundred forty million, one hundred fifty-four thousand, one hundred forty-one".