1141791 has 8 divisors (see below), whose sum is σ = 1739904. Its totient is φ = 652440.

The previous prime is 1141769. The next prime is 1141801. The reversal of 1141791 is 1971411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1141791 - 2⁹ = 1141279 is a prime.

1141791 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141291) 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 7 ways as a sum of consecutive naturals, for example, 27165 + ... + 27206.

It is an arithmetic number, because the mean of its divisors is an integer number (217488).

2^1141791 is an apocalyptic number.

1141791 is a deficient number, since it is larger than the sum of its proper divisors (598113).

1141791 is an equidigital number, since it uses as much as digits as its factorization.

1141791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54381.

The product of its digits is 252, while the sum is 24.

The square root of 1141791 is about 1068.5462086405. The cubic root of 1141791 is about 104.5190704114.

The spelling of 1141791 in words is "one million, one hundred forty-one thousand, seven hundred ninety-one".