411696981 has 6 divisors (see below), whose sum is σ = 594673430. Its totient is φ = 274464648.

The previous prime is 411696911. The next prime is 411697037. The reversal of 411696981 is 189696114.

It can be written as a sum of positive squares in only one way, i.e., 214153956 + 197543025 = 14634^2 + 14055^2 .

It is not a de Polignac number, because 411696981 - 2⁹ = 411696469 is a prime.

It is a super-2 number, since 2×411696981² = 338988808329028722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411696911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22872046 + ... + 22872063.

Almost surely, 2^411696981 is an apocalyptic number.

It is an amenable number.

411696981 is a deficient number, since it is larger than the sum of its proper divisors (182976449).

411696981 is a wasteful number, since it uses less digits than its factorization.

411696981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45744115 (or 45744112 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The square root of 411696981 is about 20290.3174198927. The cubic root of 411696981 is about 743.9194165671.

The spelling of 411696981 in words is "four hundred eleven million, six hundred ninety-six thousand, nine hundred eighty-one".