1118351 has 4 divisors (see below), whose sum is σ = 1204392. Its totient is φ = 1032312.

The previous prime is 1118339. The next prime is 1118363. The reversal of 1118351 is 1538111.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1118339) and next prime (1118363).

It is a cyclic number.

It is not a de Polignac number, because 1118351 - 2¹⁴ = 1101967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43001 + ... + 43026.

It is an arithmetic number, because the mean of its divisors is an integer number (301098).

2^1118351 is an apocalyptic number.

1118351 is a deficient number, since it is larger than the sum of its proper divisors (86041).

1118351 is an equidigital number, since it uses as much as digits as its factorization.

1118351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86040.

The product of its digits is 120, while the sum is 20.

The square root of 1118351 is about 1057.5211581808. The cubic root of 1118351 is about 103.7988902011.

The spelling of 1118351 in words is "one million, one hundred eighteen thousand, three hundred fifty-one".