140133194 has 4 divisors (see below), whose sum is σ = 210199794. Its totient is φ = 70066596.

The previous prime is 140133187. The next prime is 140133223. The reversal of 140133194 is 491331041.

140133194 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, and also an emirpimes, since its reverse is a distinct semiprime: 491331041 = 53 ⋅9270397.

It can be written as a sum of positive squares in only one way, i.e., 80766169 + 59367025 = 8987^2 + 7705^2 .

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, 35033297 + ... + 35033300.

Almost surely, 2^140133194 is an apocalyptic number.

140133194 is a deficient number, since it is larger than the sum of its proper divisors (70066600).

140133194 is an equidigital number, since it uses as much as digits as its factorization.

140133194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70066599.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 140133194 is about 11837.7867019135. The cubic root of 140133194 is about 519.4140268152.

The spelling of 140133194 in words is "one hundred forty million, one hundred thirty-three thousand, one hundred ninety-four".