421134141413 has 4 divisors (see below), whose sum is σ = 422055660780. Its totient is φ = 420212622048.

The previous prime is 421134141391. The next prime is 421134141427. The reversal of 421134141413 is 314141431124.

It is a happy number.

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 172937876164 + 248196265249 = 415858^2 + 498193^2 .

It is a cyclic number.

It is not a de Polignac number, because 421134141413 - 2¹⁴ = 421134125029 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 (421134146413) 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, 460758998 + ... + 460759911.

It is an arithmetic number, because the mean of its divisors is an integer number (105513915195).

Almost surely, 2^421134141413 is an apocalyptic number.

It is an amenable number.

421134141413 is a deficient number, since it is larger than the sum of its proper divisors (921519367).

421134141413 is an equidigital number, since it uses as much as digits as its factorization.

421134141413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921519366.

The product of its digits is 4608, while the sum is 29.

Adding to 421134141413 its reverse (314141431124), we get a palindrome (735275572537).

The spelling of 421134141413 in words is "four hundred twenty-one billion, one hundred thirty-four million, one hundred forty-one thousand, four hundred thirteen".