1150245 has 12 divisors (see below), whose sum is σ = 1993836. Its totient is φ = 613440.

The previous prime is 1150243. The next prime is 1150249. The reversal of 1150245 is 5420511.

It can be written as a sum of positive squares in 2 ways, for example, as 690561 + 459684 = 831^2 + 678^2 .

It is not a de Polignac number, because 1150245 - 2¹ = 1150243 is a prime.

It is an Ulam number.

1150245 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12736 + ... + 12825.

It is an arithmetic number, because the mean of its divisors is an integer number (166153).

2^1150245 is an apocalyptic number.

1150245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1150245 is a deficient number, since it is larger than the sum of its proper divisors (843591).

1150245 is a wasteful number, since it uses less digits than its factorization.

1150245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25572 (or 25569 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 1150245 is about 1072.4947552319. The cubic root of 1150245 is about 104.7763949031.

Adding to 1150245 its reverse (5420511), we get a palindrome (6570756).

The spelling of 1150245 in words is "one million, one hundred fifty thousand, two hundred forty-five".