413121130421 has 4 divisors (see below), whose sum is σ = 413962518144. Its totient is φ = 412279742700.

The previous prime is 413121130379. The next prime is 413121130427. The reversal of 413121130421 is 124031121314.

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 not a de Polignac number, because 413121130421 - 2¹⁰ = 413121129397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413121130427) 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, 420693125 + ... + 420694106.

It is an arithmetic number, because the mean of its divisors is an integer number (103490629536).

Almost surely, 2^413121130421 is an apocalyptic number.

It is an amenable number.

413121130421 is a deficient number, since it is larger than the sum of its proper divisors (841387723).

413121130421 is an equidigital number, since it uses as much as digits as its factorization.

413121130421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841387722.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 413121130421 its reverse (124031121314), we get a palindrome (537152251735).

The spelling of 413121130421 in words is "four hundred thirteen billion, one hundred twenty-one million, one hundred thirty thousand, four hundred twenty-one".