421114079 has 2 divisors, whose sum is σ = 421114080. Its totient is φ = 421114078.

The previous prime is 421114073. The next prime is 421114129. The reversal of 421114079 is 970411124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421114079 - 2⁴ = 421114063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (421114073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210557039 + 210557040.

It is an arithmetic number, because the mean of its divisors is an integer number (210557040).

Almost surely, 2^421114079 is an apocalyptic number.

421114079 is a deficient number, since it is larger than the sum of its proper divisors (1).

421114079 is an equidigital number, since it uses as much as digits as its factorization.

421114079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 421114079 is about 20521.0642755194. The cubic root of 421114079 is about 749.5488124794.

The spelling of 421114079 in words is "four hundred twenty-one million, one hundred fourteen thousand, seventy-nine".