1162245 has 16 divisors (see below), whose sum is σ = 2125440. Its totient is φ = 531264.

The previous prime is 1162243. The next prime is 1162253. The reversal of 1162245 is 5422611.

It is not a de Polignac number, because 1162245 - 2¹ = 1162243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

1162245 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162243) 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, 5430 + ... + 5639.

It is an arithmetic number, because the mean of its divisors is an integer number (132840).

2^1162245 is an apocalyptic number.

1162245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1162245 is a deficient number, since it is larger than the sum of its proper divisors (963195).

1162245 is a wasteful number, since it uses less digits than its factorization.

1162245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11084.

The product of its digits is 480, while the sum is 21.

The square root of 1162245 is about 1078.0746727384. The cubic root of 1162245 is about 105.1394971295.

Adding to 1162245 its reverse (5422611), we get a palindrome (6584856).

The spelling of 1162245 in words is "one million, one hundred sixty-two thousand, two hundred forty-five".