1133248169 has 4 divisors (see below), whose sum is σ = 1199909844. Its totient is φ = 1066586496.

The previous prime is 1133248163. The next prime is 1133248177. The reversal of 1133248169 is 9618423311.

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 935564569 + 197683600 = 30587^2 + 14060^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133248169 is a prime.

It is a super-2 number, since 2×1133248169² = 2568502825083705122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1133248163) 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, 33330812 + ... + 33330845.

It is an arithmetic number, because the mean of its divisors is an integer number (299977461).

Almost surely, 2^1133248169 is an apocalyptic number.

It is an amenable number.

1133248169 is a deficient number, since it is larger than the sum of its proper divisors (66661675).

1133248169 is an equidigital number, since it uses as much as digits as its factorization.

1133248169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66661674.

The product of its digits is 31104, while the sum is 38.

The square root of 1133248169 is about 33663.7515586127. The cubic root of 1133248169 is about 1042.5774853221.

The spelling of 1133248169 in words is "one billion, one hundred thirty-three million, two hundred forty-eight thousand, one hundred sixty-nine".