1164147 has 8 divisors (see below), whose sum is σ = 1605840. Its totient is φ = 749280.

The previous prime is 1164101. The next prime is 1164173. The reversal of 1164147 is 7414611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1164147 - 2⁸ = 1163891 is a prime.

1164147 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1160147) 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 7 ways as a sum of consecutive naturals, for example, 6604 + ... + 6777.

It is an arithmetic number, because the mean of its divisors is an integer number (200730).

2^1164147 is an apocalyptic number.

1164147 is a deficient number, since it is larger than the sum of its proper divisors (441693).

1164147 is a wasteful number, since it uses less digits than its factorization.

1164147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13413.

The product of its digits is 672, while the sum is 24.

The square root of 1164147 is about 1078.9564402699. The cubic root of 1164147 is about 105.1968190473.

Adding to 1164147 its reverse (7414611), we get a palindrome (8578758).

The spelling of 1164147 in words is "one million, one hundred sixty-four thousand, one hundred forty-seven".