1169474742169 has 4 divisors (see below), whose sum is σ = 1191540303396. Its totient is φ = 1147409180944.

The previous prime is 1169474742097. The next prime is 1169474742203. The reversal of 1169474742169 is 9612474749611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 367533000025 + 801941742144 = 606245^2 + 895512^2 .

It is a cyclic number.

It is not a de Polignac number, because 1169474742169 - 2⁷ = 1169474742041 is a prime.

It is a super-2 number, since 2×1169474742169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1169474740169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11032780534 + ... + 11032780639.

It is an arithmetic number, because the mean of its divisors is an integer number (297885075849).

Almost surely, 2^{1169474742169} is an apocalyptic number.

It is an amenable number.

1169474742169 is a deficient number, since it is larger than the sum of its proper divisors (22065561227).

1169474742169 is an equidigital number, since it uses as much as digits as its factorization.

1169474742169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22065561226.

The product of its digits is 18289152, while the sum is 61.

The spelling of 1169474742169 in words is "one trillion, one hundred sixty-nine billion, four hundred seventy-four million, seven hundred forty-two thousand, one hundred sixty-nine".