139393714 has 8 divisors (see below), whose sum is σ = 209214720. Its totient is φ = 69655476.

The previous prime is 139393697. The next prime is 139393721. The reversal of 139393714 is 417393931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16294 + ... + 23329.

It is an arithmetic number, because the mean of its divisors is an integer number (26151840).

Almost surely, 2^139393714 is an apocalyptic number.

139393714 is a deficient number, since it is larger than the sum of its proper divisors (69821006).

139393714 is a wasteful number, since it uses less digits than its factorization.

139393714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41384.

The product of its digits is 61236, while the sum is 40.

The square root of 139393714 is about 11806.5115084855. The cubic root of 139393714 is about 518.4987692567.

The spelling of 139393714 in words is "one hundred thirty-nine million, three hundred ninety-three thousand, seven hundred fourteen".