413311021 has 4 divisors (see below), whose sum is σ = 437623452. Its totient is φ = 388998592.

The previous prime is 413310991. The next prime is 413311049. The reversal of 413311021 is 120113314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 231465796 + 181845225 = 15214^2 + 13485^2 .

It is a cyclic number.

It is not a de Polignac number, because 413311021 - 2⁷ = 413310893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 413310986 and 413311004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413311061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12156190 + ... + 12156223.

It is an arithmetic number, because the mean of its divisors is an integer number (109405863).

Almost surely, 2^413311021 is an apocalyptic number.

It is an amenable number.

413311021 is a deficient number, since it is larger than the sum of its proper divisors (24312431).

413311021 is a wasteful number, since it uses less digits than its factorization.

413311021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24312430.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 413311021 is about 20330.0521642223. The cubic root of 413311021 is about 744.8903167205.

Adding to 413311021 its reverse (120113314), we get a palindrome (533424335).

The spelling of 413311021 in words is "four hundred thirteen million, three hundred eleven thousand, twenty-one".