421014001324289 has 2 divisors, whose sum is σ = 421014001324290. Its totient is φ = 421014001324288.

The previous prime is 421014001324277. The next prime is 421014001324403. The reversal of 421014001324289 is 982423100410124.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419728027180225 + 1285974144064 = 20487265^2 + 1134008^2 .

It is a cyclic number.

It is not a de Polignac number, because 421014001324289 - 2³⁶ = 420945281847553 is a prime.

It is a super-2 number, since 2×421014001324289² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (421014001324219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210507000662144 + 210507000662145.

It is an arithmetic number, because the mean of its divisors is an integer number (210507000662145).

Almost surely, 2^{421014001324289} is an apocalyptic number.

It is an amenable number.

421014001324289 is a deficient number, since it is larger than the sum of its proper divisors (1).

421014001324289 is an equidigital number, since it uses as much as digits as its factorization.

421014001324289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 421014001324289 in words is "four hundred twenty-one trillion, fourteen billion, one million, three hundred twenty-four thousand, two hundred eighty-nine".