1941553417 has 2 divisors, whose sum is σ = 1941553418. Its totient is φ = 1941553416.

The previous prime is 1941553387. The next prime is 1941553463. The reversal of 1941553417 is 7143551491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1160015481 + 781537936 = 34059^2 + 27956^2 .

It is an emirp because it is prime and its reverse (7143551491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1941553417 - 2¹¹ = 1941551369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1941553417.

It is not a weakly prime, because it can be changed into another prime (1941053417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970776708 + 970776709.

It is an arithmetic number, because the mean of its divisors is an integer number (970776709).

Almost surely, 2^1941553417 is an apocalyptic number.

It is an amenable number.

1941553417 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941553417 is an equidigital number, since it uses as much as digits as its factorization.

1941553417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 40.

The square root of 1941553417 is about 44063.0618205317. The cubic root of 1941553417 is about 1247.5265043104.

The spelling of 1941553417 in words is "one billion, nine hundred forty-one million, five hundred fifty-three thousand, four hundred seventeen".