12032400001 has 2 divisors, whose sum is σ = 12032400002. Its totient is φ = 12032400000.

The previous prime is 12032399993. The next prime is 12032400013. The reversal of 12032400001 is 10000423021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11933377600 + 99022401 = 109240^2 + 9951^2 .

It is a cyclic number.

It is not a de Polignac number, because 12032400001 - 2³ = 12032399993 is a prime.

It is not a weakly prime, because it can be changed into another prime (12032400091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6016200000 + 6016200001.

It is an arithmetic number, because the mean of its divisors is an integer number (6016200001).

Almost surely, 2^12032400001 is an apocalyptic number.

12032400001 is the 69376-th centered pentagonal number.

It is an amenable number.

12032400001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12032400001 is an equidigital number, since it uses as much as digits as its factorization.

12032400001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 12032400001 its reverse (10000423021), we get a palindrome (22032823022).

The spelling of 12032400001 in words is "twelve billion, thirty-two million, four hundred thousand, one".