13413843 has 12 divisors (see below), whose sum is σ = 20093528. Its totient is φ = 8942400.

The previous prime is 13413821. The next prime is 13413857. The reversal of 13413843 is 34831431.

It is not a de Polignac number, because 13413843 - 2⁵ = 13413811 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13413143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27358 + ... + 27843.

Almost surely, 2^13413843 is an apocalyptic number.

13413843 is a deficient number, since it is larger than the sum of its proper divisors (6679685).

13413843 is an frugal number, since it uses more digits than its factorization.

13413843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55216 (or 55204 counting only the distinct ones).

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

The square root of 13413843 is about 3662.4913651775. The cubic root of 13413843 is about 237.6025367039.

It can be divided in two parts, 1341 and 3843, that added together give a square (5184 = 72²).

The spelling of 13413843 in words is "thirteen million, four hundred thirteen thousand, eight hundred forty-three".