140086147 has 4 divisors (see below), whose sum is σ = 140714560. Its totient is φ = 139457736.

The previous prime is 140086129. The next prime is 140086187. The reversal of 140086147 is 741680041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140086147 - 2⁷ = 140086019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140086127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313872 + ... + 314317.

It is an arithmetic number, because the mean of its divisors is an integer number (35178640).

Almost surely, 2^140086147 is an apocalyptic number.

140086147 is a deficient number, since it is larger than the sum of its proper divisors (628413).

140086147 is an equidigital number, since it uses as much as digits as its factorization.

140086147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628412.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 140086147 is about 11835.7993815374. The cubic root of 140086147 is about 519.3558925829.

The spelling of 140086147 in words is "one hundred forty million, eighty-six thousand, one hundred forty-seven".