1165330 has 8 divisors (see below), whose sum is σ = 2097612. Its totient is φ = 466128.

The previous prime is 1165303. The next prime is 1165349. The reversal of 1165330 is 335611.

It can be written as a sum of positive squares in 2 ways, for example, as 1164241 + 1089 = 1079^2 + 33^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1165298 and 1165307.

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, 58257 + ... + 58276.

2^1165330 is an apocalyptic number.

1165330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1165330 is a deficient number, since it is larger than the sum of its proper divisors (932282).

1165330 is a wasteful number, since it uses less digits than its factorization.

1165330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116540.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 1165330 is about 1079.5045159702. The cubic root of 1165330 is about 105.2324404669.

It can be divided in two parts, 11 and 65330, that added together give a triangular number (65341 = T₃₆₁).

The spelling of 1165330 in words is "one million, one hundred sixty-five thousand, three hundred thirty".