140873606 has 4 divisors (see below), whose sum is σ = 211310412. Its totient is φ = 70436802.

The previous prime is 140873599. The next prime is 140873609. The reversal of 140873606 is 606378041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 606378041 = 4159 ⋅145799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140873609) by changing a digit.

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, 35218400 + ... + 35218403.

It is an arithmetic number, because the mean of its divisors is an integer number (52827603).

Almost surely, 2^140873606 is an apocalyptic number.

140873606 is a deficient number, since it is larger than the sum of its proper divisors (70436806).

140873606 is an equidigital number, since it uses as much as digits as its factorization.

140873606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70436805.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 140873606 is about 11869.0187462991. The cubic root of 140873606 is about 520.3272176203.

The spelling of 140873606 in words is "one hundred forty million, eight hundred seventy-three thousand, six hundred six".