1163747958643 has 2 divisors, whose sum is σ = 1163747958644. Its totient is φ = 1163747958642.

The previous prime is 1163747958587. The next prime is 1163747958679. The reversal of 1163747958643 is 3468597473611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1163747958643 - 2²¹ = 1163745861491 is a prime.

It is a super-2 number, since 2×1163747958643² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1163747958683) 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, 581873979321 + 581873979322.

It is an arithmetic number, because the mean of its divisors is an integer number (581873979322).

Almost surely, 2^{1163747958643} is an apocalyptic number.

1163747958643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163747958643 is an equidigital number, since it uses as much as digits as its factorization.

1163747958643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91445760, while the sum is 64.

The spelling of 1163747958643 in words is "one trillion, one hundred sixty-three billion, seven hundred forty-seven million, nine hundred fifty-eight thousand, six hundred forty-three".