141019993 has 2 divisors, whose sum is σ = 141019994. Its totient is φ = 141019992.

The previous prime is 141019979. The next prime is 141019997. The reversal of 141019993 is 399910141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140849424 + 170569 = 11868^2 + 413^2 .

It is an emirp because it is prime and its reverse (399910141) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-141019993 is a prime.

It is not a weakly prime, because it can be changed into another prime (141019997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70509996 + 70509997.

It is an arithmetic number, because the mean of its divisors is an integer number (70509997).

Almost surely, 2^141019993 is an apocalyptic number.

It is an amenable number.

141019993 is a deficient number, since it is larger than the sum of its proper divisors (1).

141019993 is an equidigital number, since it uses as much as digits as its factorization.

141019993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 141019993 is about 11875.1839143653. The cubic root of 141019993 is about 520.5073856788.

The spelling of 141019993 in words is "one hundred forty-one million, nineteen thousand, nine hundred ninety-three".