140554156 has 24 divisors (see below), whose sum is σ = 250145280. Its totient is φ = 69090000.

The previous prime is 140554129. The next prime is 140554171. The reversal of 140554156 is 651455041.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 186781 + ... + 187531.

It is an arithmetic number, because the mean of its divisors is an integer number (10422720).

Almost surely, 2^140554156 is an apocalyptic number.

It is an amenable number.

140554156 is a deficient number, since it is larger than the sum of its proper divisors (109591124).

140554156 is a wasteful number, since it uses less digits than its factorization.

140554156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 140554156 is about 11855.5538040194. The cubic root of 140554156 is about 519.9336157860.

The spelling of 140554156 in words is "one hundred forty million, five hundred fifty-four thousand, one hundred fifty-six".