1118755 has 8 divisors (see below), whose sum is σ = 1464624. Its totient is φ = 813600.

The previous prime is 1118749. The next prime is 1118773. The reversal of 1118755 is 5578111.

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

It is not a de Polignac number, because 1118755 - 2⁵ = 1118723 is a prime.

It is a super-2 number, since 2×1118755² = 2503225500050, which contains 22 as substring.

It is a Duffinian number.

1118755 is a lucky number.

It is a plaindrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10116 + ... + 10225.

It is an arithmetic number, because the mean of its divisors is an integer number (183078).

2^1118755 is an apocalyptic number.

1118755 is a deficient number, since it is larger than the sum of its proper divisors (345869).

1118755 is a wasteful number, since it uses less digits than its factorization.

1118755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20357.

The product of its digits is 1400, while the sum is 28.

The square root of 1118755 is about 1057.7121536600. The cubic root of 1118755 is about 103.8113876797.

The spelling of 1118755 in words is "one million, one hundred eighteen thousand, seven hundred fifty-five".