13434121 has 8 divisors (see below), whose sum is σ = 14188320. Its totient is φ = 12684672.

The previous prime is 13434119. The next prime is 13434133. The reversal of 13434121 is 12143431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13434121 - 2¹ = 13434119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13434521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5706 + ... + 7708.

It is an arithmetic number, because the mean of its divisors is an integer number (1773540).

Almost surely, 2^13434121 is an apocalyptic number.

It is an amenable number.

13434121 is a deficient number, since it is larger than the sum of its proper divisors (754199).

13434121 is a wasteful number, since it uses less digits than its factorization.

13434121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375.

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

The square root of 13434121 is about 3665.2586539015. The cubic root of 13434121 is about 237.7222060732.

Adding to 13434121 its reverse (12143431), we get a palindrome (25577552).

The spelling of 13434121 in words is "thirteen million, four hundred thirty-four thousand, one hundred twenty-one".