1088191293697 has 2 divisors, whose sum is σ = 1088191293698. Its totient is φ = 1088191293696.

The previous prime is 1088191293661. The next prime is 1088191293713. The reversal of 1088191293697 is 7963921918801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 701625692161 + 386565601536 = 837631^2 + 621744^2 .

It is a cyclic number.

It is not a de Polignac number, because 1088191293697 - 2¹⁵ = 1088191260929 is a prime.

It is not a weakly prime, because it can be changed into another prime (1088141293697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544095646848 + 544095646849.

It is an arithmetic number, because the mean of its divisors is an integer number (544095646849).

Almost surely, 2^{1088191293697} is an apocalyptic number.

It is an amenable number.

1088191293697 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088191293697 is an equidigital number, since it uses as much as digits as its factorization.

1088191293697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11757312, while the sum is 64.

The spelling of 1088191293697 in words is "one trillion, eighty-eight billion, one hundred ninety-one million, two hundred ninety-three thousand, six hundred ninety-seven".