414219979 has 2 divisors, whose sum is σ = 414219980. Its totient is φ = 414219978.

The previous prime is 414219961. The next prime is 414220039. The reversal of 414219979 is 979912414.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 414219979 - 2¹⁵ = 414187211 is a prime.

It is not a weakly prime, because it can be changed into another prime (414211979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207109989 + 207109990.

It is an arithmetic number, because the mean of its divisors is an integer number (207109990).

Almost surely, 2^414219979 is an apocalyptic number.

414219979 is a deficient number, since it is larger than the sum of its proper divisors (1).

414219979 is an equidigital number, since it uses as much as digits as its factorization.

414219979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 46.

The square root of 414219979 is about 20352.3949205001. The cubic root of 414219979 is about 745.4359738172.

The spelling of 414219979 in words is "four hundred fourteen million, two hundred nineteen thousand, nine hundred seventy-nine".