13434819 has 8 divisors (see below), whose sum is σ = 18140160. Its totient is φ = 8843016.

The previous prime is 13434803. The next prime is 13434821. The reversal of 13434819 is 91843431.

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

It is not a de Polignac number, because 13434819 - 2⁴ = 13434803 is a prime.

It is a super-2 number, since 2×13434819² = 360988723125522, which contains 22 as substring.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 13434819.

It is not an unprimeable number, because it can be changed into a prime (13434119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28107 + ... + 28580.

It is an arithmetic number, because the mean of its divisors is an integer number (2267520).

Almost surely, 2^13434819 is an apocalyptic number.

13434819 is a deficient number, since it is larger than the sum of its proper divisors (4705341).

13434819 is an equidigital number, since it uses as much as digits as its factorization.

13434819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56769.

The product of its digits is 10368, while the sum is 33.

The square root of 13434819 is about 3665.3538710471. The cubic root of 13434819 is about 237.7263231327.

The spelling of 13434819 in words is "thirteen million, four hundred thirty-four thousand, eight hundred nineteen".