410103981 has 18 divisors (see below), whose sum is σ = 689087022. Its totient is φ = 234344880.

The previous prime is 410103977. The next prime is 410104001. The reversal of 410103981 is 189301014.

It can be written as a sum of positive squares in only one way, i.e., 322382025 + 87721956 = 17955^2 + 9366^2 .

It is not a de Polignac number, because 410103981 - 2² = 410103977 is a prime.

It is a super-2 number, since 2×410103981² = 336370550464096722, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (410103481) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 464530 + ... + 465411.

Almost surely, 2^410103981 is an apocalyptic number.

It is an amenable number.

410103981 is a deficient number, since it is larger than the sum of its proper divisors (278983041).

410103981 is a wasteful number, since it uses less digits than its factorization.

410103981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929961 (or 929951 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 410103981 is about 20251.0241963215. The cubic root of 410103981 is about 742.9586813216.

Adding to 410103981 its reverse (189301014), we get a palindrome (599404995).

The spelling of 410103981 in words is "four hundred ten million, one hundred three thousand, nine hundred eighty-one".