1150165 has 8 divisors (see below), whose sum is σ = 1452960. Its totient is φ = 871632.

The previous prime is 1150159. The next prime is 1150183. The reversal of 1150165 is 5610511.

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 1150165 - 2¹⁷ = 1019093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

1150165 is a modest number, since divided by 165 gives 115 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5959 + ... + 6148.

It is an arithmetic number, because the mean of its divisors is an integer number (181620).

2^1150165 is an apocalyptic number.

It is an amenable number.

1150165 is a deficient number, since it is larger than the sum of its proper divisors (302795).

1150165 is a wasteful number, since it uses less digits than its factorization.

1150165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12131.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 1150165 is about 1072.4574583637. The cubic root of 1150165 is about 104.7739657667.

Adding to 1150165 its reverse (5610511), we get a palindrome (6760676).

It can be divided in two parts, 11 and 50165, that added together give a square (50176 = 224²).

The spelling of 1150165 in words is "one million, one hundred fifty thousand, one hundred sixty-five".