1147563 has 6 divisors (see below), whose sum is σ = 1657604. Its totient is φ = 765036.

The previous prime is 1147561. The next prime is 1147567. The reversal of 1147563 is 3657411.

It is not a de Polignac number, because 1147563 - 2¹ = 1147561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1147561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63745 + ... + 63762.

2^1147563 is an apocalyptic number.

1147563 is a deficient number, since it is larger than the sum of its proper divisors (510041).

1147563 is a wasteful number, since it uses less digits than its factorization.

1147563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127513 (or 127510 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 1147563 is about 1071.2436697596. The cubic root of 1147563 is about 104.6948966185.

It can be divided in two parts, 11 and 47563, that added together give a palindrome (47574).

The spelling of 1147563 in words is "one million, one hundred forty-seven thousand, five hundred sixty-three".