4491101 has 4 divisors (see below), whose sum is σ = 4526592. Its totient is φ = 4455612.

The previous prime is 4491089. The next prime is 4491107. The reversal of 4491101 is 1011944.

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.

It is a cyclic number.

It is not a de Polignac number, because 4491101 - 2⁶ = 4491037 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4491107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17555 + ... + 17808.

It is an arithmetic number, because the mean of its divisors is an integer number (1131648).

Almost surely, 2^4491101 is an apocalyptic number.

It is an amenable number.

4491101 is a deficient number, since it is larger than the sum of its proper divisors (35491).

4491101 is a wasteful number, since it uses less digits than its factorization.

4491101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35490.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 4491101 is about 2119.2217911299. The cubic root of 4491101 is about 164.9874615510.

The spelling of 4491101 in words is "four million, four hundred ninety-one thousand, one hundred one".