1941955 has 4 divisors (see below), whose sum is σ = 2330352. Its totient is φ = 1553560.

The previous prime is 1941941. The next prime is 1941967. The reversal of 1941955 is 5591491.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5591491 = 19 ⋅294289.

It is not a de Polignac number, because 1941955 - 2⁷ = 1941827 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 1941955.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 194191 + ... + 194200.

It is an arithmetic number, because the mean of its divisors is an integer number (582588).

2^1941955 is an apocalyptic number.

1941955 is a deficient number, since it is larger than the sum of its proper divisors (388397).

1941955 is an equidigital number, since it uses as much as digits as its factorization.

1941955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388396.

The product of its digits is 8100, while the sum is 34.

The square root of 1941955 is about 1393.5404550999. The cubic root of 1941955 is about 124.7612509481.

The spelling of 1941955 in words is "one million, nine hundred forty-one thousand, nine hundred fifty-five".