413000021 has 4 divisors (see below), whose sum is σ = 472000032. Its totient is φ = 354000012.

The previous prime is 412999987. The next prime is 413000053. The reversal of 413000021 is 120000314.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413000021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 412999966 and 413000011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413000521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29499995 + ... + 29500008.

It is an arithmetic number, because the mean of its divisors is an integer number (118000008).

Almost surely, 2^413000021 is an apocalyptic number.

It is an amenable number.

413000021 is a deficient number, since it is larger than the sum of its proper divisors (59000011).

413000021 is an equidigital number, since it uses as much as digits as its factorization.

413000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59000010.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 413000021 is about 20322.4019495728. The cubic root of 413000021 is about 744.7034364566.

Adding to 413000021 its reverse (120000314), we get a palindrome (533000335).

The spelling of 413000021 in words is "four hundred thirteen million, twenty-one", and thus it is an aban number.