140547147 has 16 divisors (see below), whose sum is σ = 202705440. Its totient is φ = 86107392.

The previous prime is 140547073. The next prime is 140547157. The reversal of 140547147 is 741745041.

It is not a de Polignac number, because 140547147 - 2⁷ = 140547019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140547157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063 + ... + 16799.

It is an arithmetic number, because the mean of its divisors is an integer number (12669090).

Almost surely, 2^140547147 is an apocalyptic number.

140547147 is a deficient number, since it is larger than the sum of its proper divisors (62158293).

140547147 is a wasteful number, since it uses less digits than its factorization.

140547147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15982.

The product of its (nonzero) digits is 15680, while the sum is 33.

The square root of 140547147 is about 11855.2582004780. The cubic root of 140547147 is about 519.9249731498.

The spelling of 140547147 in words is "one hundred forty million, five hundred forty-seven thousand, one hundred forty-seven".