1232345 has 4 divisors (see below), whose sum is σ = 1478820. Its totient is φ = 985872.

The previous prime is 1232339. The next prime is 1232351. The reversal of 1232345 is 5432321.

It is a happy number.

1232345 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1232339) and next prime (1232351).

It can be written as a sum of positive squares in 2 ways, for example, as 906304 + 326041 = 952^2 + 571^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232345 - 2⁸ = 1232089 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123230 + ... + 123239.

It is an arithmetic number, because the mean of its divisors is an integer number (369705).

2^1232345 is an apocalyptic number.

It is an amenable number.

1232345 is a deficient number, since it is larger than the sum of its proper divisors (246475).

1232345 is an equidigital number, since it uses as much as digits as its factorization.

1232345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246474.

The product of its digits is 720, while the sum is 20.

The square root of 1232345 is about 1110.1103548747. The cubic root of 1232345 is about 107.2121739813.

Adding to 1232345 its reverse (5432321), we get a palindrome (6664666).

The spelling of 1232345 in words is "one million, two hundred thirty-two thousand, three hundred forty-five".