1941191 has 8 divisors (see below), whose sum is σ = 2252160. Its totient is φ = 1638648.

The previous prime is 1941187. The next prime is 1941193. The reversal of 1941191 is 1911491.

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

It is a cyclic number.

It is not a de Polignac number, because 1941191 - 2² = 1941187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1941191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1941193) 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, 1601 + ... + 2538.

It is an arithmetic number, because the mean of its divisors is an integer number (281520).

2^1941191 is an apocalyptic number.

1941191 is a deficient number, since it is larger than the sum of its proper divisors (310969).

1941191 is an equidigital number, since it uses as much as digits as its factorization.

1941191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213.

The product of its digits is 324, while the sum is 26.

The square root of 1941191 is about 1393.2663062028. The cubic root of 1941191 is about 124.7448876959.

It can be divided in two parts, 1 and 941191, that added together give a cube (941192 = 98³).

The spelling of 1941191 in words is "one million, nine hundred forty-one thousand, one hundred ninety-one".