140315206 has 4 divisors (see below), whose sum is σ = 210472812. Its totient is φ = 70157602.

The previous prime is 140315191. The next prime is 140315213. The reversal of 140315206 is 602513041.

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

It is a congruent number.

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 as a sum of consecutive naturals, namely, 35078800 + ... + 35078803.

It is an arithmetic number, because the mean of its divisors is an integer number (52618203).

Almost surely, 2^140315206 is an apocalyptic number.

140315206 is a deficient number, since it is larger than the sum of its proper divisors (70157606).

140315206 is an equidigital number, since it uses as much as digits as its factorization.

140315206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70157605.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 140315206 is about 11845.4719618933. The cubic root of 140315206 is about 519.6388098276.

Adding to 140315206 its reverse (602513041), we get a palindrome (742828247).

The spelling of 140315206 in words is "one hundred forty million, three hundred fifteen thousand, two hundred six".