16270447 has 2 divisors, whose sum is σ = 16270448. Its totient is φ = 16270446.

The previous prime is 16270433. The next prime is 16270451. The reversal of 16270447 is 74407261.

It is a strong prime.

It is an emirp because it is prime and its reverse (74407261) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16270447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16270487) 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 as a sum of consecutive naturals, namely, 8135223 + 8135224.

It is an arithmetic number, because the mean of its divisors is an integer number (8135224).

Almost surely, 2^16270447 is an apocalyptic number.

16270447 is a deficient number, since it is larger than the sum of its proper divisors (1).

16270447 is an equidigital number, since it uses as much as digits as its factorization.

16270447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 16270447 is about 4033.6642150779. The cubic root of 16270447 is about 253.3960426861.

The spelling of 16270447 in words is "sixteen million, two hundred seventy thousand, four hundred forty-seven".