1178322997253 has 2 divisors, whose sum is σ = 1178322997254. Its totient is φ = 1178322997252.

The previous prime is 1178322997237. The next prime is 1178322997273. The reversal of 1178322997253 is 3527992238711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1044120199684 + 134202797569 = 1021822^2 + 366337^2 .

It is a cyclic number.

It is not a de Polignac number, because 1178322997253 - 2⁴ = 1178322997237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1178322997192 and 1178322997201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1178322997273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589161498626 + 589161498627.

It is an arithmetic number, because the mean of its divisors is an integer number (589161498627).

Almost surely, 2^{1178322997253} is an apocalyptic number.

It is an amenable number.

1178322997253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1178322997253 is an equidigital number, since it uses as much as digits as its factorization.

1178322997253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11430720, while the sum is 59.

The spelling of 1178322997253 in words is "one trillion, one hundred seventy-eight billion, three hundred twenty-two million, nine hundred ninety-seven thousand, two hundred fifty-three".