13141343421 has 32 divisors (see below), whose sum is σ = 19681065600. Its totient is φ = 8665781760.

The previous prime is 13141343381. The next prime is 13141343429. The reversal of 13141343421 is 12434314131.

13141343421 is a `hidden beast` number, since 1 + 314 + 1 + 3 + 4 + 342 + 1 = 666.

It is not a de Polignac number, because 13141343421 - 2⁹ = 13141342909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13141343429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1033261 + ... + 1045901.

It is an arithmetic number, because the mean of its divisors is an integer number (615033300).

Almost surely, 2^13141343421 is an apocalyptic number.

It is an amenable number.

13141343421 is a deficient number, since it is larger than the sum of its proper divisors (6539722179).

13141343421 is a wasteful number, since it uses less digits than its factorization.

13141343421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13066 (or 13060 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 13141343421 its reverse (12434314131), we get a palindrome (25575657552).

The spelling of 13141343421 in words is "thirteen billion, one hundred forty-one million, three hundred forty-three thousand, four hundred twenty-one".