1941773545147 has 2 divisors, whose sum is σ = 1941773545148. Its totient is φ = 1941773545146.

The previous prime is 1941773545093. The next prime is 1941773545213. The reversal of 1941773545147 is 7415453771491.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1941773545147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1941773545091 and 1941773545100.

It is not a weakly prime, because it can be changed into another prime (1941773545847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970886772573 + 970886772574.

It is an arithmetic number, because the mean of its divisors is an integer number (970886772574).

Almost surely, 2^{1941773545147} is an apocalyptic number.

1941773545147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941773545147 is an equidigital number, since it uses as much as digits as its factorization.

1941773545147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14817600, while the sum is 58.

The spelling of 1941773545147 in words is "one trillion, nine hundred forty-one billion, seven hundred seventy-three million, five hundred forty-five thousand, one hundred forty-seven".