1089597225593 has 2 divisors, whose sum is σ = 1089597225594. Its totient is φ = 1089597225592.

The previous prime is 1089597225559. The next prime is 1089597225749. The reversal of 1089597225593 is 3955227959801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738994683904 + 350602541689 = 859648^2 + 592117^2 .

It is an emirp because it is prime and its reverse (3955227959801) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1089597225593 - 2⁸ = 1089597225337 is a prime.

It is a super-2 number, since 2×1089597225593² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1089597125593) 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, 544798612796 + 544798612797.

It is an arithmetic number, because the mean of its divisors is an integer number (544798612797).

Almost surely, 2^{1089597225593} is an apocalyptic number.

It is an amenable number.

1089597225593 is a deficient number, since it is larger than the sum of its proper divisors (1).

1089597225593 is an equidigital number, since it uses as much as digits as its factorization.

1089597225593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236000, while the sum is 65.

The spelling of 1089597225593 in words is "one trillion, eighty-nine billion, five hundred ninety-seven million, two hundred twenty-five thousand, five hundred ninety-three".