4493156939 has 8 divisors (see below), whose sum is σ = 4503346848. Its totient is φ = 4482979200.

The previous prime is 4493156929. The next prime is 4493156951. The reversal of 4493156939 is 9396513944.

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 4493156939 - 2¹² = 4493152843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4493156909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1243874 + ... + 1247480.

It is an arithmetic number, because the mean of its divisors is an integer number (562918356).

Almost surely, 2^4493156939 is an apocalyptic number.

4493156939 is a deficient number, since it is larger than the sum of its proper divisors (10189909).

4493156939 is a wasteful number, since it uses less digits than its factorization.

4493156939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6085.

The product of its digits is 3149280, while the sum is 53.

The square root of 4493156939 is about 67031.0147543658. The cubic root of 4493156939 is about 1650.1263373114.

The spelling of 4493156939 in words is "four billion, four hundred ninety-three million, one hundred fifty-six thousand, nine hundred thirty-nine".