1150161 has 16 divisors (see below), whose sum is σ = 1628160. Its totient is φ = 720720.

The previous prime is 1150159. The next prime is 1150183. The reversal of 1150161 is 1610511.

It is not a de Polignac number, because 1150161 - 2¹ = 1150159 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1150161.

It is not an unprimeable number, because it can be changed into a prime (1150141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5346 + ... + 5556.

It is an arithmetic number, because the mean of its divisors is an integer number (101760).

2^1150161 is an apocalyptic number.

It is an amenable number.

1150161 is a deficient number, since it is larger than the sum of its proper divisors (477999).

1150161 is a wasteful number, since it uses less digits than its factorization.

1150161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 1150161 is about 1072.4555934863. The cubic root of 1150161 is about 104.7738443069.

Adding to 1150161 its reverse (1610511), we get a palindrome (2760672).

The spelling of 1150161 in words is "one million, one hundred fifty thousand, one hundred sixty-one".