16113729 has 8 divisors (see below), whose sum is σ = 22615840. Its totient is φ = 10177056.

The previous prime is 16113719. The next prime is 16113733. The reversal of 16113729 is 92731161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16113729 - 2¹² = 16109633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16113696 and 16113705.

It is not an unprimeable number, because it can be changed into a prime (16113719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141292 + ... + 141405.

It is an arithmetic number, because the mean of its divisors is an integer number (2826980).

Almost surely, 2^16113729 is an apocalyptic number.

16113729 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

16113729 is a deficient number, since it is larger than the sum of its proper divisors (6502111).

16113729 is a wasteful number, since it uses less digits than its factorization.

16113729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282719.

The product of its digits is 2268, while the sum is 30.

The square root of 16113729 is about 4014.1909521098. The cubic root of 16113729 is about 252.5798407778.

The spelling of 16113729 in words is "sixteen million, one hundred thirteen thousand, seven hundred twenty-nine".