1153163 has 8 divisors (see below), whose sum is σ = 1274880. Its totient is φ = 1034280.

The previous prime is 1153157. The next prime is 1153171. The reversal of 1153163 is 3613511.

It is a happy number.

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 1153163 - 2⁴ = 1153147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153123) 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, 206 + ... + 1532.

It is an arithmetic number, because the mean of its divisors is an integer number (159360).

2^1153163 is an apocalyptic number.

1153163 is a deficient number, since it is larger than the sum of its proper divisors (121717).

1153163 is a wasteful number, since it uses less digits than its factorization.

1153163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417.

The product of its digits is 270, while the sum is 20.

The square root of 1153163 is about 1073.8542731675. The cubic root of 1153163 is about 104.8649207816.

Adding to 1153163 its reverse (3613511), we get a palindrome (4766674).

The spelling of 1153163 in words is "one million, one hundred fifty-three thousand, one hundred sixty-three".