1168387 has 4 divisors (see below), whose sum is σ = 1274616. Its totient is φ = 1062160.

The previous prime is 1168361. The next prime is 1168397. The reversal of 1168387 is 7838611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7838611 = 11 ⋅712601.

It is not a de Polignac number, because 1168387 - 2¹⁵ = 1135619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168327) 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, 53098 + ... + 53119.

It is an arithmetic number, because the mean of its divisors is an integer number (318654).

2^1168387 is an apocalyptic number.

1168387 is a deficient number, since it is larger than the sum of its proper divisors (106229).

1168387 is a wasteful number, since it uses less digits than its factorization.

1168387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106228.

The product of its digits is 8064, while the sum is 34.

The square root of 1168387 is about 1080.9195159678. The cubic root of 1168387 is about 105.3243785672.

It can be divided in two parts, 11 and 68387, that multiplied together give a palindrome (752257).

The spelling of 1168387 in words is "one million, one hundred sixty-eight thousand, three hundred eighty-seven".