4097128111 has 4 divisors (see below), whose sum is σ = 4099593472. Its totient is φ = 4094662752.

The previous prime is 4097128109. The next prime is 4097128117. The reversal of 4097128111 is 1118217904.

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

It is a cyclic number.

It is not a de Polignac number, because 4097128111 - 2¹ = 4097128109 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 (4097128117) 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, 1230186 + ... + 1233511.

It is an arithmetic number, because the mean of its divisors is an integer number (1024898368).

Almost surely, 2^4097128111 is an apocalyptic number.

4097128111 is a deficient number, since it is larger than the sum of its proper divisors (2465361).

4097128111 is a wasteful number, since it uses less digits than its factorization.

4097128111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2465360.

The product of its (nonzero) digits is 4032, while the sum is 34.

The square root of 4097128111 is about 64008.8127604317. The cubic root of 4097128111 is about 1600.1468759699.

The spelling of 4097128111 in words is "four billion, ninety-seven million, one hundred twenty-eight thousand, one hundred eleven".