1941530011 has 2 divisors, whose sum is σ = 1941530012. Its totient is φ = 1941530010.

The previous prime is 1941530009. The next prime is 1941530039. The reversal of 1941530011 is 1100351491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1941530011 - 2¹ = 1941530009 is a prime.

It is a super-2 number, since 2×1941530011² = 7539077567227320242, which contains 22 as substring.

Together with 1941530009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1941530911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970765005 + 970765006.

It is an arithmetic number, because the mean of its divisors is an integer number (970765006).

Almost surely, 2^1941530011 is an apocalyptic number.

1941530011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941530011 is an equidigital number, since it uses as much as digits as its factorization.

1941530011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 1941530011 is about 44062.7962231178. The cubic root of 1941530011 is about 1247.5214911900.

The spelling of 1941530011 in words is "one billion, nine hundred forty-one million, five hundred thirty thousand, eleven".