140109064 has 16 divisors (see below), whose sum is σ = 263952720. Its totient is φ = 69721680.

The previous prime is 140109061. The next prime is 140109083. The reversal of 140109064 is 460901041.

It is not an unprimeable number, because it can be changed into a prime (140109061) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 39814 + ... + 43189.

It is an arithmetic number, because the mean of its divisors is an integer number (16497045).

Almost surely, 2^140109064 is an apocalyptic number.

It is an amenable number.

140109064 is a deficient number, since it is larger than the sum of its proper divisors (123843656).

140109064 is a wasteful number, since it uses less digits than its factorization.

140109064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83220 (or 83216 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 140109064 is about 11836.7674641348. The cubic root of 140109064 is about 519.3842118951.

The spelling of 140109064 in words is "one hundred forty million, one hundred nine thousand, sixty-four".