139607607 has 4 divisors (see below), whose sum is σ = 186143480. Its totient is φ = 93071736.

The previous prime is 139607603. The next prime is 139607641. The reversal of 139607607 is 706706931.

139607607 is digitally balanced in base 2, 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 is not a de Polignac number, because 139607607 - 2² = 139607603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139607603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23267932 + ... + 23267937.

It is an arithmetic number, because the mean of its divisors is an integer number (46535870).

Almost surely, 2^139607607 is an apocalyptic number.

139607607 is a deficient number, since it is larger than the sum of its proper divisors (46535873).

139607607 is an equidigital number, since it uses as much as digits as its factorization.

139607607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46535872.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 139607607 is about 11815.5663004360. The cubic root of 139607607 is about 518.7638375948.

The spelling of 139607607 in words is "one hundred thirty-nine million, six hundred seven thousand, six hundred seven".