1132649 has 4 divisors (see below), whose sum is σ = 1294464. Its totient is φ = 970836.

The previous prime is 1132643. The next prime is 1132661. The reversal of 1132649 is 9462311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1132649 - 2⁴ = 1132633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132643) 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, 80897 + ... + 80910.

It is an arithmetic number, because the mean of its divisors is an integer number (323616).

2^1132649 is an apocalyptic number.

It is an amenable number.

1132649 is a deficient number, since it is larger than the sum of its proper divisors (161815).

1132649 is an equidigital number, since it uses as much as digits as its factorization.

1132649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161814.

The product of its digits is 1296, while the sum is 26.

The square root of 1132649 is about 1064.2598366940. The cubic root of 1132649 is about 104.2393709679.

The spelling of 1132649 in words is "one million, one hundred thirty-two thousand, six hundred forty-nine".