1941165 has 20 divisors (see below), whose sum is σ = 3480444. Its totient is φ = 1035072.

The previous prime is 1941157. The next prime is 1941169. The reversal of 1941165 is 5611491.

It can be written as a sum of positive squares in 2 ways, for example, as 1225449 + 715716 = 1107^2 + 846^2 .

It is not a de Polignac number, because 1941165 - 2³ = 1941157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1941169) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1992 + ... + 2801.

2^1941165 is an apocalyptic number.

1941165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1941165 is a deficient number, since it is larger than the sum of its proper divisors (1539279).

1941165 is an equidigital number, since it uses as much as digits as its factorization.

1941165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4810 (or 4801 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 1941165 is about 1393.2569755792. The cubic root of 1941165 is about 124.7443307558.

The spelling of 1941165 in words is "one million, nine hundred forty-one thousand, one hundred sixty-five".