1005747228191 has 2 divisors, whose sum is σ = 1005747228192. Its totient is φ = 1005747228190.

The previous prime is 1005747228139. The next prime is 1005747228209. The reversal of 1005747228191 is 1918227475001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1005747228191 - 2⁶ = 1005747228127 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005747278191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502873614095 + 502873614096.

It is an arithmetic number, because the mean of its divisors is an integer number (502873614096).

Almost surely, 2^{1005747228191} is an apocalyptic number.

1005747228191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005747228191 is an equidigital number, since it uses as much as digits as its factorization.

1005747228191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 47.

The spelling of 1005747228191 in words is "one trillion, five billion, seven hundred forty-seven million, two hundred twenty-eight thousand, one hundred ninety-one".