1168939 has 4 divisors (see below), whose sum is σ = 1171624. Its totient is φ = 1166256.

The previous prime is 1168933. The next prime is 1168957. The reversal of 1168939 is 9398611.

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

It is a cyclic number.

It is not a de Polignac number, because 1168939 - 2³ = 1168931 is a prime.

It is a Duffinian number.

1168939 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1168898 and 1168907.

It is not an unprimeable number, because it can be changed into a prime (1168931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (292906).

2^1168939 is an apocalyptic number.

1168939 is a deficient number, since it is larger than the sum of its proper divisors (2685).

1168939 is an equidigital number, since it uses as much as digits as its factorization.

1168939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2684.

The product of its digits is 11664, while the sum is 37.

The square root of 1168939 is about 1081.1748239762. The cubic root of 1168939 is about 105.3409626566.

The spelling of 1168939 in words is "one million, one hundred sixty-eight thousand, nine hundred thirty-nine".