421301321179 has 2 divisors, whose sum is σ = 421301321180. Its totient is φ = 421301321178.

The previous prime is 421301321087. The next prime is 421301321197. The reversal of 421301321179 is 971123103124.

It is a happy number.

Together with next prime (421301321197) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 421301321179 - 2³³ = 412711386587 is a prime.

It is not a weakly prime, because it can be changed into another prime (421301331179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210650660589 + 210650660590.

It is an arithmetic number, because the mean of its divisors is an integer number (210650660590).

Almost surely, 2^421301321179 is an apocalyptic number.

421301321179 is a deficient number, since it is larger than the sum of its proper divisors (1).

421301321179 is an equidigital number, since it uses as much as digits as its factorization.

421301321179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The spelling of 421301321179 in words is "four hundred twenty-one billion, three hundred one million, three hundred twenty-one thousand, one hundred seventy-nine".