13412143 has 2 divisors, whose sum is σ = 13412144. Its totient is φ = 13412142.

The previous prime is 13412137. The next prime is 13412159. The reversal of 13412143 is 34121431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13412143 - 2¹⁷ = 13281071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13412143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13412543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6706071 + 6706072.

It is an arithmetic number, because the mean of its divisors is an integer number (6706072).

Almost surely, 2^13412143 is an apocalyptic number.

13412143 is a deficient number, since it is larger than the sum of its proper divisors (1).

13412143 is an equidigital number, since it uses as much as digits as its factorization.

13412143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 13412143 is about 3662.2592753654. The cubic root of 13412143 is about 237.5924987807.

Adding to 13412143 its reverse (34121431), we get a palindrome (47533574).

The spelling of 13412143 in words is "thirteen million, four hundred twelve thousand, one hundred forty-three".