1141647673 has 2 divisors, whose sum is σ = 1141647674. Its totient is φ = 1141647672.

The previous prime is 1141647667. The next prime is 1141647761. The reversal of 1141647673 is 3767461411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1111088889 + 30558784 = 33333^2 + 5528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141647673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141647973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570823836 + 570823837.

It is an arithmetic number, because the mean of its divisors is an integer number (570823837).

Almost surely, 2^1141647673 is an apocalyptic number.

It is an amenable number.

1141647673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141647673 is an equidigital number, since it uses as much as digits as its factorization.

1141647673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 1141647673 is about 33788.2771534744. The cubic root of 1141647673 is about 1045.1469686382.

The spelling of 1141647673 in words is "one billion, one hundred forty-one million, six hundred forty-seven thousand, six hundred seventy-three".