413234133421 has 4 divisors (see below), whose sum is σ = 413752621212. Its totient is φ = 412715645632.

The previous prime is 413234133413. The next prime is 413234133427. The reversal of 413234133421 is 124331432314.

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 69121668100 + 344112465321 = 262910^2 + 586611^2 .

It is a cyclic number.

It is not a de Polignac number, because 413234133421 - 2³ = 413234133413 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 (413234133427) 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, 259242700 + ... + 259244293.

It is an arithmetic number, because the mean of its divisors is an integer number (103438155303).

Almost surely, 2^413234133421 is an apocalyptic number.

It is an amenable number.

413234133421 is a deficient number, since it is larger than the sum of its proper divisors (518487791).

413234133421 is an equidigital number, since it uses as much as digits as its factorization.

413234133421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518487790.

The product of its digits is 20736, while the sum is 31.

Adding to 413234133421 its reverse (124331432314), we get a palindrome (537565565735).

The spelling of 413234133421 in words is "four hundred thirteen billion, two hundred thirty-four million, one hundred thirty-three thousand, four hundred twenty-one".