1118225727 has 6 divisors (see below), whose sum is σ = 1615214952. Its totient is φ = 745483812.

The previous prime is 1118225723. The next prime is 1118225743. The reversal of 1118225727 is 7275228111.

1118225727 is a `hidden beast` number, since 1 + 1 + 1 + 82 + 2 + 572 + 7 = 666.

1118225727 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1118225727 - 2² = 1118225723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1118225691 and 1118225700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118225723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62123643 + ... + 62123660.

It is an arithmetic number, because the mean of its divisors is an integer number (269202492).

Almost surely, 2^1118225727 is an apocalyptic number.

1118225727 is a deficient number, since it is larger than the sum of its proper divisors (496989225).

1118225727 is a wasteful number, since it uses less digits than its factorization.

1118225727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124247309 (or 124247306 counting only the distinct ones).

The product of its digits is 15680, while the sum is 36.

The square root of 1118225727 is about 33439.8822814914. The cubic root of 1118225727 is about 1037.9501435062.

The spelling of 1118225727 in words is "one billion, one hundred eighteen million, two hundred twenty-five thousand, seven hundred twenty-seven".