1132513 has 4 divisors (see below), whose sum is σ = 1143828. Its totient is φ = 1121200.

The previous prime is 1132511. The next prime is 1132519. The reversal of 1132513 is 3152311.

1132513 = 752² + 753².

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 567009 + 565504 = 753^2 + 752^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132513 - 2¹ = 1132511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5506 + ... + 5707.

It is an arithmetic number, because the mean of its divisors is an integer number (285957).

2^1132513 is an apocalyptic number.

1132513 is the 753-rd centered square number.

It is an amenable number.

1132513 is a deficient number, since it is larger than the sum of its proper divisors (11315).

1132513 is a wasteful number, since it uses less digits than its factorization.

1132513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11314.

The product of its digits is 90, while the sum is 16.

The square root of 1132513 is about 1064.1959406049. The cubic root of 1132513 is about 104.2351987068.

Adding to 1132513 its reverse (3152311), we get a palindrome (4284824).

The spelling of 1132513 in words is "one million, one hundred thirty-two thousand, five hundred thirteen".