140172314 has 4 divisors (see below), whose sum is σ = 210258474. Its totient is φ = 70086156.

The previous prime is 140172287. The next prime is 140172343. The reversal of 140172314 is 413271041.

It is a happy number.

140172314 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 127803025 + 12369289 = 11305^2 + 3517^2 .

It is a super-2 number, since 2×140172314² = 39296555224229192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140172314.

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 as a sum of consecutive naturals, namely, 35043077 + ... + 35043080.

Almost surely, 2^140172314 is an apocalyptic number.

140172314 is a deficient number, since it is larger than the sum of its proper divisors (70086160).

140172314 is an equidigital number, since it uses as much as digits as its factorization.

140172314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70086159.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 140172314 is about 11839.4389225166. The cubic root of 140172314 is about 519.4623560407.

The spelling of 140172314 in words is "one hundred forty million, one hundred seventy-two thousand, three hundred fourteen".