1233232401 has 4 divisors (see below), whose sum is σ = 1644309872. Its totient is φ = 822154932.

The previous prime is 1233232397. The next prime is 1233232417. The reversal of 1233232401 is 1042323321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1233232401 - 2² = 1233232397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1233232471) 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, 205538731 + ... + 205538736.

It is an arithmetic number, because the mean of its divisors is an integer number (411077468).

Almost surely, 2^1233232401 is an apocalyptic number.

It is an amenable number.

1233232401 is a deficient number, since it is larger than the sum of its proper divisors (411077471).

1233232401 is an equidigital number, since it uses as much as digits as its factorization.

1233232401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411077470.

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

The square root of 1233232401 is about 35117.4088024729. The cubic root of 1233232401 is about 1072.3790199386.

Adding to 1233232401 its reverse (1042323321), we get a palindrome (2275555722).

The spelling of 1233232401 in words is "one billion, two hundred thirty-three million, two hundred thirty-two thousand, four hundred one".