4138911617 has 4 divisors (see below), whose sum is σ = 4318864320. Its totient is φ = 3958958916.

The previous prime is 4138911611. The next prime is 4138911629. The reversal of 4138911617 is 7161198314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7161198314 = 2 ⋅3580599157.

It is a cyclic number.

It is not a de Polignac number, because 4138911617 - 2²² = 4134717313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4138911611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89976317 + ... + 89976362.

It is an arithmetic number, because the mean of its divisors is an integer number (1079716080).

Almost surely, 2^4138911617 is an apocalyptic number.

It is an amenable number.

4138911617 is a deficient number, since it is larger than the sum of its proper divisors (179952703).

4138911617 is a wasteful number, since it uses less digits than its factorization.

4138911617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179952702.

The product of its digits is 36288, while the sum is 41.

The square root of 4138911617 is about 64334.3735261330. The cubic root of 4138911617 is about 1605.5680506601.

The spelling of 4138911617 in words is "four billion, one hundred thirty-eight million, nine hundred eleven thousand, six hundred seventeen".