929106139 has 4 divisors (see below), whose sum is σ = 1000575856. Its totient is φ = 857636424.

The previous prime is 929106133. The next prime is 929106169. The reversal of 929106139 is 931601929.

929106139 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, and also an emirpimes, since its reverse is a distinct semiprime: 931601929 = 193 ⋅4826953.

It is a cyclic number.

It is not a de Polignac number, because 929106139 - 2³ = 929106131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (929106131) 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, 35734839 + ... + 35734864.

It is an arithmetic number, because the mean of its divisors is an integer number (250143964).

Almost surely, 2^929106139 is an apocalyptic number.

929106139 is a deficient number, since it is larger than the sum of its proper divisors (71469717).

929106139 is a wasteful number, since it uses less digits than its factorization.

929106139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71469716.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 929106139 is about 30481.2424123427. The cubic root of 929106139 is about 975.7871842243.

The spelling of 929106139 in words is "nine hundred twenty-nine million, one hundred six thousand, one hundred thirty-nine".