13073447 has 2 divisors, whose sum is σ = 13073448. Its totient is φ = 13073446.

The previous prime is 13073441. The next prime is 13073471. The reversal of 13073447 is 74437031.

It is a weak prime.

It is an emirp because it is prime and its reverse (74437031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13073447 - 2¹² = 13069351 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13073441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6536723 + 6536724.

It is an arithmetic number, because the mean of its divisors is an integer number (6536724).

Almost surely, 2^13073447 is an apocalyptic number.

13073447 is a deficient number, since it is larger than the sum of its proper divisors (1).

13073447 is an equidigital number, since it uses as much as digits as its factorization.

13073447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 13073447 is about 3615.7221961871. The cubic root of 13073447 is about 235.5754540549.

The spelling of 13073447 in words is "thirteen million, seventy-three thousand, four hundred forty-seven".