1118955 has 8 divisors (see below), whose sum is σ = 1790352. Its totient is φ = 596768.

The previous prime is 1118951. The next prime is 1118969. The reversal of 1118955 is 5598111.

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 1118955 - 2² = 1118951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1118951) 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, 37284 + ... + 37313.

It is an arithmetic number, because the mean of its divisors is an integer number (223794).

2^1118955 is an apocalyptic number.

1118955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1118955 is a deficient number, since it is larger than the sum of its proper divisors (671397).

1118955 is an equidigital number, since it uses as much as digits as its factorization.

1118955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74605.

The product of its digits is 1800, while the sum is 30.

The square root of 1118955 is about 1057.8066931155. The cubic root of 1118955 is about 103.8175734370.

The spelling of 1118955 in words is "one million, one hundred eighteen thousand, nine hundred fifty-five".