1117280019 has 8 divisors (see below), whose sum is σ = 1495372032. Its totient is φ = 742020680.

The previous prime is 1117280011. The next prime is 1117280041. The reversal of 1117280019 is 9100827111.

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 1117280019 - 2³ = 1117280011 is a prime.

It is a super-2 number, since 2×1117280019² = 2496629281713280722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1117280011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707247 + ... + 708824.

It is an arithmetic number, because the mean of its divisors is an integer number (186921504).

Almost surely, 2^1117280019 is an apocalyptic number.

1117280019 is a deficient number, since it is larger than the sum of its proper divisors (378092013).

1117280019 is a wasteful number, since it uses less digits than its factorization.

1117280019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416337.

The product of its (nonzero) digits is 1008, while the sum is 30.

The square root of 1117280019 is about 33425.7388699188. The cubic root of 1117280019 is about 1037.6574552531.

The spelling of 1117280019 in words is "one billion, one hundred seventeen million, two hundred eighty thousand, nineteen".