4099271093 has 4 divisors (see below), whose sum is σ = 4101177228. Its totient is φ = 4097364960.

The previous prime is 4099271087. The next prime is 4099271129. The reversal of 4099271093 is 3901729904.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2032386724 + 2066884369 = 45082^2 + 45463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4099271093 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 (4099271083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949838 + ... + 954143.

It is an arithmetic number, because the mean of its divisors is an integer number (1025294307).

Almost surely, 2^4099271093 is an apocalyptic number.

It is an amenable number.

4099271093 is a deficient number, since it is larger than the sum of its proper divisors (1906135).

4099271093 is a wasteful number, since it uses less digits than its factorization.

4099271093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906134.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 4099271093 is about 64025.5503139176. The cubic root of 4099271093 is about 1600.4258102362.

The spelling of 4099271093 in words is "four billion, ninety-nine million, two hundred seventy-one thousand, ninety-three".