324001463921 has 2 divisors, whose sum is σ = 324001463922. Its totient is φ = 324001463920.

The previous prime is 324001463899. The next prime is 324001463923. The reversal of 324001463921 is 129364100423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236288349025 + 87713114896 = 486095^2 + 296164^2 .

It is a cyclic number.

It is not a de Polignac number, because 324001463921 - 2⁶ = 324001463857 is a prime.

Together with 324001463923, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (324001463923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162000731960 + 162000731961.

It is an arithmetic number, because the mean of its divisors is an integer number (162000731961).

Almost surely, 2^324001463921 is an apocalyptic number.

It is an amenable number.

324001463921 is a deficient number, since it is larger than the sum of its proper divisors (1).

324001463921 is an equidigital number, since it uses as much as digits as its factorization.

324001463921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 324001463921 in words is "three hundred twenty-four billion, one million, four hundred sixty-three thousand, nine hundred twenty-one".