1150145 has 8 divisors (see below), whose sum is σ = 1417704. Its totient is φ = 895104.

The previous prime is 1150141. The next prime is 1150151. The reversal of 1150145 is 5410511.

It can be written as a sum of positive squares in 4 ways, for example, as 446224 + 703921 = 668^2 + 839^2 .

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

It is not a de Polignac number, because 1150145 - 2² = 1150141 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 2924 + ... + 3293.

It is an arithmetic number, because the mean of its divisors is an integer number (177213).

2^1150145 is an apocalyptic number.

It is an amenable number.

1150145 is a deficient number, since it is larger than the sum of its proper divisors (267559).

1150145 is an equidigital number, since it uses as much as digits as its factorization.

1150145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6259.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 1150145 is about 1072.4481339440. The cubic root of 1150145 is about 104.7733584650.

Adding to 1150145 its reverse (5410511), we get a palindrome (6560656).

The spelling of 1150145 in words is "one million, one hundred fifty thousand, one hundred forty-five".