1132305 has 32 divisors (see below), whose sum is σ = 1987200. Its totient is φ = 548352.

The previous prime is 1132301. The next prime is 1132309. The reversal of 1132305 is 5032311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1132301) and next prime (1132309).

It is not a de Polignac number, because 1132305 - 2² = 1132301 is a prime.

It is a super-2 number, since 2×1132305² = 2564229226050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1132301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8197 + ... + 8333.

It is an arithmetic number, because the mean of its divisors is an integer number (62100).

2^1132305 is an apocalyptic number.

1132305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1132305 is a deficient number, since it is larger than the sum of its proper divisors (854895).

1132305 is a wasteful number, since it uses less digits than its factorization.

1132305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1132305 is about 1064.0982097532. The cubic root of 1132305 is about 104.2288169555.

Adding to 1132305 its reverse (5032311), we get a palindrome (6164616).

The spelling of 1132305 in words is "one million, one hundred thirty-two thousand, three hundred five".