1132457 has 6 divisors (see below), whose sum is σ = 1195578. Its totient is φ = 1072512.

The previous prime is 1132447. The next prime is 1132463. The reversal of 1132457 is 7542311.

It can be written as a sum of positive squares in only one way, i.e., 1132096 + 361 = 1064^2 + 19^2 .

It is not a de Polignac number, because 1132457 - 2⁶ = 1132393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132447) 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, 1208 + ... + 1929.

It is an arithmetic number, because the mean of its divisors is an integer number (199263).

2^1132457 is an apocalyptic number.

It is an amenable number.

1132457 is a deficient number, since it is larger than the sum of its proper divisors (63121).

1132457 is an equidigital number, since it uses as much as digits as its factorization.

1132457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175 (or 3156 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 1132457 is about 1064.1696293355. The cubic root of 1132457 is about 104.2334806199.

Adding to 1132457 its reverse (7542311), we get a palindrome (8674768).

The spelling of 1132457 in words is "one million, one hundred thirty-two thousand, four hundred fifty-seven".