11361355169 has 2 divisors, whose sum is σ = 11361355170. Its totient is φ = 11361355168.

The previous prime is 11361355139. The next prime is 11361355231. The reversal of 11361355169 is 96155316311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9554085025 + 1807270144 = 97745^2 + 42512^2 .

It is a cyclic number.

It is not a de Polignac number, because 11361355169 - 2¹⁶ = 11361289633 is a prime.

It is a super-2 number, since 2×11361355169² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11361355139) 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, 5680677584 + 5680677585.

It is an arithmetic number, because the mean of its divisors is an integer number (5680677585).

Almost surely, 2^11361355169 is an apocalyptic number.

It is an amenable number.

11361355169 is a deficient number, since it is larger than the sum of its proper divisors (1).

11361355169 is an equidigital number, since it uses as much as digits as its factorization.

11361355169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72900, while the sum is 41.

The spelling of 11361355169 in words is "eleven billion, three hundred sixty-one million, three hundred fifty-five thousand, one hundred sixty-nine".