1141638647819 has 2 divisors, whose sum is σ = 1141638647820. Its totient is φ = 1141638647818.

The previous prime is 1141638647797. The next prime is 1141638647887. The reversal of 1141638647819 is 9187468361411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1141638647819 - 2⁸ = 1141638647563 is a prime.

It is a super-4 number, since 4×1141638647819⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1141638647519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570819323909 + 570819323910.

It is an arithmetic number, because the mean of its divisors is an integer number (570819323910).

Almost surely, 2^{1141638647819} is an apocalyptic number.

1141638647819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141638647819 is an equidigital number, since it uses as much as digits as its factorization.

1141638647819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 59.

The spelling of 1141638647819 in words is "one trillion, one hundred forty-one billion, six hundred thirty-eight million, six hundred forty-seven thousand, eight hundred nineteen".