3929412157 has 8 divisors (see below), whose sum is σ = 4287175200. Its totient is φ = 3571739760.

The previous prime is 3929412139. The next prime is 3929412229. The reversal of 3929412157 is 7512149293.

3929412157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3929412157 - 2¹⁹ = 3928887869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3929412107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94219 + ... + 129367.

It is an arithmetic number, because the mean of its divisors is an integer number (535896900).

Almost surely, 2^3929412157 is an apocalyptic number.

It is an amenable number.

3929412157 is a deficient number, since it is larger than the sum of its proper divisors (357763043).

3929412157 is a wasteful number, since it uses less digits than its factorization.

3929412157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45323.

The product of its digits is 136080, while the sum is 43.

The square root of 3929412157 is about 62685.0233867708. The cubic root of 3929412157 is about 1578.0079789408.

The spelling of 3929412157 in words is "three billion, nine hundred twenty-nine million, four hundred twelve thousand, one hundred fifty-seven".