13470439 has 2 divisors, whose sum is σ = 13470440. Its totient is φ = 13470438.

The previous prime is 13470437. The next prime is 13470463. The reversal of 13470439 is 93407431.

13470439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13470439 - 2¹ = 13470437 is a prime.

Together with 13470437, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13470439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13470437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6735219 + 6735220.

It is an arithmetic number, because the mean of its divisors is an integer number (6735220).

Almost surely, 2^13470439 is an apocalyptic number.

13470439 is a deficient number, since it is larger than the sum of its proper divisors (1).

13470439 is an equidigital number, since it uses as much as digits as its factorization.

13470439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 13470439 is about 3670.2096670354. The cubic root of 13470439 is about 237.9362338880.

The spelling of 13470439 in words is "thirteen million, four hundred seventy thousand, four hundred thirty-nine".