1927241 has 2 divisors, whose sum is σ = 1927242. Its totient is φ = 1927240.

The previous prime is 1927223. The next prime is 1927249. The reversal of 1927241 is 1427291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1901641 + 25600 = 1379^2 + 160^2 .

It is an emirp because it is prime and its reverse (1427291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1927241 - 2¹⁰ = 1926217 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1927241.

It is not a weakly prime, because it can be changed into another prime (1927249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 963620 + 963621.

It is an arithmetic number, because the mean of its divisors is an integer number (963621).

2^1927241 is an apocalyptic number.

It is an amenable number.

1927241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1927241 is an equidigital number, since it uses as much as digits as its factorization.

1927241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 26.

The square root of 1927241 is about 1388.2510579863. The cubic root of 1927241 is about 124.4453505520.

The spelling of 1927241 in words is "one million, nine hundred twenty-seven thousand, two hundred forty-one".