1168147 has 4 divisors (see below), whose sum is σ = 1218960. Its totient is φ = 1117336.

The previous prime is 1168133. The next prime is 1168151. The reversal of 1168147 is 7418611.

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 1168147 - 2¹⁹ = 643859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168187) 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, 25372 + ... + 25417.

It is an arithmetic number, because the mean of its divisors is an integer number (304740).

2^1168147 is an apocalyptic number.

1168147 is a deficient number, since it is larger than the sum of its proper divisors (50813).

1168147 is an equidigital number, since it uses as much as digits as its factorization.

1168147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50812.

The product of its digits is 1344, while the sum is 28.

The square root of 1168147 is about 1080.8084936750. The cubic root of 1168147 is about 105.3171664643.

The spelling of 1168147 in words is "one million, one hundred sixty-eight thousand, one hundred forty-seven".