421411344283 has 2 divisors, whose sum is σ = 421411344284. Its totient is φ = 421411344282.

The previous prime is 421411344281. The next prime is 421411344317. The reversal of 421411344283 is 382443114124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421411344283 - 2¹ = 421411344281 is a prime.

Together with 421411344281, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (421411344281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210705672141 + 210705672142.

It is an arithmetic number, because the mean of its divisors is an integer number (210705672142).

Almost surely, 2^421411344283 is an apocalyptic number.

421411344283 is a deficient number, since it is larger than the sum of its proper divisors (1).

421411344283 is an equidigital number, since it uses as much as digits as its factorization.

421411344283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73728, while the sum is 37.

The spelling of 421411344283 in words is "four hundred twenty-one billion, four hundred eleven million, three hundred forty-four thousand, two hundred eighty-three".