1941154441 has 2 divisors, whose sum is σ = 1941154442. Its totient is φ = 1941154440.

The previous prime is 1941154427. The next prime is 1941154447. The reversal of 1941154441 is 1444511491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1710236025 + 230918416 = 41355^2 + 15196^2 .

It is a cyclic number.

It is not a de Polignac number, because 1941154441 - 2¹¹ = 1941152393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1941154397 and 1941154406.

It is not a weakly prime, because it can be changed into another prime (1941154447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970577220 + 970577221.

It is an arithmetic number, because the mean of its divisors is an integer number (970577221).

It is a self-describing number.

Almost surely, 2^1941154441 is an apocalyptic number.

It is an amenable number.

1941154441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941154441 is an equidigital number, since it uses as much as digits as its factorization.

1941154441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 1941154441 is about 44058.5342584158. The cubic root of 1941154441 is about 1247.4410457238.

The spelling of 1941154441 in words is "one billion, nine hundred forty-one million, one hundred fifty-four thousand, four hundred forty-one".