1141845 has 8 divisors (see below), whose sum is σ = 1826976. Its totient is φ = 608976.

The previous prime is 1141837. The next prime is 1141849. The reversal of 1141845 is 5481411.

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

It is not a de Polignac number, because 1141845 - 2³ = 1141837 is a prime.

It is a Curzon number.

1141845 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38047 + ... + 38076.

It is an arithmetic number, because the mean of its divisors is an integer number (228372).

2^1141845 is an apocalyptic number.

1141845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1141845 is a deficient number, since it is larger than the sum of its proper divisors (685131).

1141845 is an equidigital number, since it uses as much as digits as its factorization.

1141845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76131.

The product of its digits is 640, while the sum is 24.

The square root of 1141845 is about 1068.5714763178. The cubic root of 1141845 is about 104.5207180979.

The spelling of 1141845 in words is "one million, one hundred forty-one thousand, eight hundred forty-five".