1121176249 has 8 divisors (see below), whose sum is σ = 1124529120. Its totient is φ = 1117829856.

The previous prime is 1121176241. The next prime is 1121176253. The reversal of 1121176249 is 9426711211.

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 1121176249 - 2³ = 1121176241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121176241) 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, 735402 + ... + 736924.

It is an arithmetic number, because the mean of its divisors is an integer number (140566140).

Almost surely, 2^1121176249 is an apocalyptic number.

It is an amenable number.

1121176249 is a deficient number, since it is larger than the sum of its proper divisors (3352871).

1121176249 is an equidigital number, since it uses as much as digits as its factorization.

1121176249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239.

The product of its digits is 6048, while the sum is 34.

The square root of 1121176249 is about 33483.9700304489. The cubic root of 1121176249 is about 1038.8622447218.

The spelling of 1121176249 in words is "one billion, one hundred twenty-one million, one hundred seventy-six thousand, two hundred forty-nine".