1152312 has 64 divisors (see below), whose sum is σ = 3475200. Its totient is φ = 311904.

The previous prime is 1152287. The next prime is 1152313. The reversal of 1152312 is 2132511.

It is a junction number, because it is equal to n+sod(n) for n = 1152291 and 1152300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60639 + ... + 60657.

It is an arithmetic number, because the mean of its divisors is an integer number (54300).

2^1152312 is an apocalyptic number.

1152312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1152312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1737600).

1152312 is an abundant number, since it is smaller than the sum of its proper divisors (2322888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1152312 is an equidigital number, since it uses as much as digits as its factorization.

1152312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73 (or 31 counting only the distinct ones).

The product of its digits is 60, while the sum is 15.

The square root of 1152312 is about 1073.4579637787. The cubic root of 1152312 is about 104.8391187025.

Adding to 1152312 its reverse (2132511), we get a palindrome (3284823).

The spelling of 1152312 in words is "one million, one hundred fifty-two thousand, three hundred twelve".