1133445669 has 8 divisors (see below), whose sum is σ = 1531963392. Its totient is φ = 745279200.

The previous prime is 1133445661. The next prime is 1133445671. The reversal of 1133445669 is 9665443311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1133445669 - 2³ = 1133445661 is a prime.

It is a super-2 number, since 2×1133445669² = 2569398169149715122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1133445669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133445661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2587557 + ... + 2587994.

It is an arithmetic number, because the mean of its divisors is an integer number (191495424).

Almost surely, 2^1133445669 is an apocalyptic number.

It is an amenable number.

1133445669 is a deficient number, since it is larger than the sum of its proper divisors (398517723).

1133445669 is an equidigital number, since it uses as much as digits as its factorization.

1133445669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5175627.

The product of its digits is 233280, while the sum is 42.

The square root of 1133445669 is about 33666.6848531304. The cubic root of 1133445669 is about 1042.6380478415.

The spelling of 1133445669 in words is "one billion, one hundred thirty-three million, four hundred forty-five thousand, six hundred sixty-nine".