1121174069 has 8 divisors (see below), whose sum is σ = 1149263640. Its totient is φ = 1093120000.

The previous prime is 1121174063. The next prime is 1121174071. The reversal of 1121174069 is 9604711211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 20593444 + 1100580625 = 4538^2 + 33175^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1121174069 - 2⁴ = 1121174053 is a prime.

It is a super-2 number, since 2×1121174069² = 2514062585996033522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121174063) 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, 62069 + ... + 78069.

It is an arithmetic number, because the mean of its divisors is an integer number (143657955).

Almost surely, 2^1121174069 is an apocalyptic number.

It is an amenable number.

1121174069 is a deficient number, since it is larger than the sum of its proper divisors (28089571).

1121174069 is a wasteful number, since it uses less digits than its factorization.

1121174069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17751.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 1121174069 is about 33483.9374775429. The cubic root of 1121174069 is about 1038.8615714047.

The spelling of 1121174069 in words is "one billion, one hundred twenty-one million, one hundred seventy-four thousand, sixty-nine".