16113447 has 24 divisors (see below), whose sum is σ = 26732160. Its totient is φ = 9162000.

The previous prime is 16113421. The next prime is 16113457. The reversal of 16113447 is 74431161.

It is a happy number.

16113447 is a `hidden beast` number, since 1 + 611 + 3 + 4 + 47 = 666.

It is not a de Polignac number, because 16113447 - 2⁷ = 16113319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16113447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16113457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15304 + ... + 16322.

It is an arithmetic number, because the mean of its divisors is an integer number (1113840).

Almost surely, 2^16113447 is an apocalyptic number.

16113447 is a deficient number, since it is larger than the sum of its proper divisors (10618713).

16113447 is a wasteful number, since it uses less digits than its factorization.

16113447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283 (or 1280 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 16113447 is about 4014.1558265718. The cubic root of 16113447 is about 252.5783673359.

The spelling of 16113447 in words is "sixteen million, one hundred thirteen thousand, four hundred forty-seven".