1441091 has 4 divisors (see below), whose sum is σ = 1445592. Its totient is φ = 1436592.

The previous prime is 1441081. The next prime is 1441117. The reversal of 1441091 is 1901441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1901441 = 409 ⋅4649.

It is a cyclic number.

It is not a de Polignac number, because 1441091 - 2¹⁴ = 1424707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1441001) 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 3 ways as a sum of consecutive naturals, for example, 1730 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (361398).

It is a Poulet number, since it divides 2^1441090-1.

2^1441091 is an apocalyptic number.

1441091 is a deficient number, since it is larger than the sum of its proper divisors (4501).

1441091 is an equidigital number, since it uses as much as digits as its factorization.

1441091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500.

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

The square root of 1441091 is about 1200.4544972634. The cubic root of 1441091 is about 112.9528348861.

The spelling of 1441091 in words is "one million, four hundred forty-one thousand, ninety-one".