1163290358491 has 2 divisors, whose sum is σ = 1163290358492. Its totient is φ = 1163290358490.

The previous prime is 1163290358471. The next prime is 1163290358497. The reversal of 1163290358491 is 1948530923611.

It is a strong prime.

It is an emirp because it is prime and its reverse (1948530923611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1163290358491 - 2⁵ = 1163290358459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1163290358497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581645179245 + 581645179246.

It is an arithmetic number, because the mean of its divisors is an integer number (581645179246).

Almost surely, 2^{1163290358491} is an apocalyptic number.

1163290358491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163290358491 is an equidigital number, since it uses as much as digits as its factorization.

1163290358491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 1163290358491 in words is "one trillion, one hundred sixty-three billion, two hundred ninety million, three hundred fifty-eight thousand, four hundred ninety-one".