13410400243 has 4 divisors (see below), whose sum is σ = 13410685288. Its totient is φ = 13410115200.

The previous prime is 13410400219. The next prime is 13410400261. The reversal of 13410400243 is 34200401431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13410400243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13410400273) 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, 53358 + ... + 172243.

It is an arithmetic number, because the mean of its divisors is an integer number (3352671322).

Almost surely, 2^13410400243 is an apocalyptic number.

13410400243 is a deficient number, since it is larger than the sum of its proper divisors (285045).

13410400243 is an equidigital number, since it uses as much as digits as its factorization.

13410400243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285044.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13410400243 its reverse (34200401431), we get a palindrome (47610801674).

The spelling of 13410400243 in words is "thirteen billion, four hundred ten million, four hundred thousand, two hundred forty-three".