1232340423 has 8 divisors (see below), whose sum is σ = 1678080768. Its totient is φ = 804080184.

The previous prime is 1232340419. The next prime is 1232340433. The reversal of 1232340423 is 3240432321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1232340423 - 2² = 1232340419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1232340393 and 1232340402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232340433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4369861 + ... + 4370142.

It is an arithmetic number, because the mean of its divisors is an integer number (209760096).

Almost surely, 2^1232340423 is an apocalyptic number.

1232340423 is a deficient number, since it is larger than the sum of its proper divisors (445740345).

1232340423 is an equidigital number, since it uses as much as digits as its factorization.

1232340423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8740053.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1232340423 is about 35104.7065647899. The cubic root of 1232340423 is about 1072.1204125040.

Adding to 1232340423 its reverse (3240432321), we get a palindrome (4472772744).

The spelling of 1232340423 in words is "one billion, two hundred thirty-two million, three hundred forty thousand, four hundred twenty-three".