414683981 has 2 divisors, whose sum is σ = 414683982. Its totient is φ = 414683980.

The previous prime is 414683977. The next prime is 414684001. The reversal of 414683981 is 189386414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293573956 + 121110025 = 17134^2 + 11005^2 .

It is a cyclic number.

It is not a de Polignac number, because 414683981 - 2² = 414683977 is a prime.

It is a super-2 number, since 2×414683981² = 343925608196016722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (414683921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207341990 + 207341991.

It is an arithmetic number, because the mean of its divisors is an integer number (207341991).

Almost surely, 2^414683981 is an apocalyptic number.

It is an amenable number.

414683981 is a deficient number, since it is larger than the sum of its proper divisors (1).

414683981 is an equidigital number, since it uses as much as digits as its factorization.

414683981 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 44.

The square root of 414683981 is about 20363.7909289994. The cubic root of 414683981 is about 745.7142114120.

The spelling of 414683981 in words is "four hundred fourteen million, six hundred eighty-three thousand, nine hundred eighty-one".