1160620165 has 8 divisors (see below), whose sum is σ = 1440770040. Its totient is φ = 896478912.

The previous prime is 1160620159. The next prime is 1160620199. The reversal of 1160620165 is 5610260611.

It can be written as a sum of positive squares in 4 ways, for example, as 250873921 + 909746244 = 15839^2 + 30162^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1160620165 - 2⁹ = 1160619653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4001994 + ... + 4002283.

It is an arithmetic number, because the mean of its divisors is an integer number (180096255).

Almost surely, 2^1160620165 is an apocalyptic number.

It is an amenable number.

1160620165 is a deficient number, since it is larger than the sum of its proper divisors (280149875).

1160620165 is an equidigital number, since it uses as much as digits as its factorization.

1160620165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8004311.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1160620165 is about 34067.8758510125. The cubic root of 1160620165 is about 1050.9047877673.

Adding to 1160620165 its reverse (5610260611), we get a palindrome (6770880776).

The spelling of 1160620165 in words is "one billion, one hundred sixty million, six hundred twenty thousand, one hundred sixty-five".