1132641 has 12 divisors (see below), whose sum is σ = 1645332. Its totient is φ = 750816.

The previous prime is 1132639. The next prime is 1132643. The reversal of 1132641 is 1462311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1132639) and next prime (1132643).

It can be written as a sum of positive squares in 2 ways, for example, as 360000 + 772641 = 600^2 + 879^2 .

It is not a de Polignac number, because 1132641 - 2¹ = 1132639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1132643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2655 + ... + 3051.

It is an arithmetic number, because the mean of its divisors is an integer number (137111).

2^1132641 is an apocalyptic number.

It is an amenable number.

1132641 is a deficient number, since it is larger than the sum of its proper divisors (512691).

1132641 is a wasteful number, since it uses less digits than its factorization.

1132641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720 (or 717 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1132641 is about 1064.2560782067. The cubic root of 1132641 is about 104.2391255500.

Adding to 1132641 its reverse (1462311), we get a palindrome (2594952).

The spelling of 1132641 in words is "one million, one hundred thirty-two thousand, six hundred forty-one".