16481747 has 2 divisors, whose sum is σ = 16481748. Its totient is φ = 16481746.

The previous prime is 16481723. The next prime is 16481753. The reversal of 16481747 is 74718461.

It is a strong prime.

It is an emirp because it is prime and its reverse (74718461) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16481747 is a prime.

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 16481747.

It is not a weakly prime, because it can be changed into another prime (16481767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8240873 + 8240874.

It is an arithmetic number, because the mean of its divisors is an integer number (8240874).

Almost surely, 2^16481747 is an apocalyptic number.

16481747 is a deficient number, since it is larger than the sum of its proper divisors (1).

16481747 is an equidigital number, since it uses as much as digits as its factorization.

16481747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37632, while the sum is 38.

The square root of 16481747 is about 4059.7717916159. The cubic root of 16481747 is about 254.4882573132.

The spelling of 16481747 in words is "sixteen million, four hundred eighty-one thousand, seven hundred forty-seven".