1162356398069 has 2 divisors, whose sum is σ = 1162356398070. Its totient is φ = 1162356398068.

The previous prime is 1162356397991. The next prime is 1162356398083. The reversal of 1162356398069 is 9608936532611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 796222489969 + 366133908100 = 892313^2 + 605090^2 .

It is a cyclic number.

It is not a de Polignac number, because 1162356398069 - 2²⁸ = 1162087962613 is a prime.

It is a super-2 number, since 2×1162356398069² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1162356397999 and 1162356398017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1162356398969) 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, 581178199034 + 581178199035.

It is an arithmetic number, because the mean of its divisors is an integer number (581178199035).

Almost surely, 2^{1162356398069} is an apocalyptic number.

It is an amenable number.

1162356398069 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162356398069 is an equidigital number, since it uses as much as digits as its factorization.

1162356398069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12597120, while the sum is 59.

The spelling of 1162356398069 in words is "one trillion, one hundred sixty-two billion, three hundred fifty-six million, three hundred ninety-eight thousand, sixty-nine".