1164305 has 4 divisors (see below), whose sum is σ = 1397172. Its totient is φ = 931440.

The previous prime is 1164287. The next prime is 1164323. The reversal of 1164305 is 5034611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5034611 = 2083 ⋅2417.

It is an interprime number because it is at equal distance from previous prime (1164287) and next prime (1164323).

It can be written as a sum of positive squares in 2 ways, for example, as 410881 + 753424 = 641^2 + 868^2 .

It is not a de Polignac number, because 1164305 - 2¹⁴ = 1147921 is a prime.

It is a super-2 number, since 2×1164305² = 2711212266050, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116426 + ... + 116435.

It is an arithmetic number, because the mean of its divisors is an integer number (349293).

2^1164305 is an apocalyptic number.

It is an amenable number.

1164305 is a deficient number, since it is larger than the sum of its proper divisors (232867).

1164305 is an equidigital number, since it uses as much as digits as its factorization.

1164305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232866.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1164305 is about 1079.0296566823. The cubic root of 1164305 is about 105.2015779954.

Adding to 1164305 its reverse (5034611), we get a palindrome (6198916).

The spelling of 1164305 in words is "one million, one hundred sixty-four thousand, three hundred five".