1232401323 has 4 divisors (see below), whose sum is σ = 1643201768. Its totient is φ = 821600880.

The previous prime is 1232401319. The next prime is 1232401327. The reversal of 1232401323 is 3231042321.

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 (1232401319) and next prime (1232401327).

It is not a de Polignac number, because 1232401323 - 2² = 1232401319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232401323.

It is not an unprimeable number, because it can be changed into a prime (1232401327) 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, 205400218 + ... + 205400223.

It is an arithmetic number, because the mean of its divisors is an integer number (410800442).

Almost surely, 2^1232401323 is an apocalyptic number.

1232401323 is a deficient number, since it is larger than the sum of its proper divisors (410800445).

1232401323 is an equidigital number, since it uses as much as digits as its factorization.

1232401323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410800444.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1232401323 is about 35105.5739591308. The cubic root of 1232401323 is about 1072.1380729535.

Adding to 1232401323 its reverse (3231042321), we get a palindrome (4463443644).

The spelling of 1232401323 in words is "one billion, two hundred thirty-two million, four hundred one thousand, three hundred twenty-three".