1117424278 has 8 divisors (see below), whose sum is σ = 1683456480. Its totient is φ = 556272120.

The previous prime is 1117424239. The next prime is 1117424323. The reversal of 1117424278 is 8724247111.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1219438 + ... + 1220353.

It is an arithmetic number, because the mean of its divisors is an integer number (210432060).

Almost surely, 2^1117424278 is an apocalyptic number.

1117424278 is a deficient number, since it is larger than the sum of its proper divisors (566032202).

1117424278 is a wasteful number, since it uses less digits than its factorization.

1117424278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440022.

The product of its digits is 25088, while the sum is 37.

The square root of 1117424278 is about 33427.8967032029. The cubic root of 1117424278 is about 1037.7021128090.

The spelling of 1117424278 in words is "one billion, one hundred seventeen million, four hundred twenty-four thousand, two hundred seventy-eight".