16738133 has 4 divisors (see below), whose sum is σ = 17315340. Its totient is φ = 16160928.

The previous prime is 16738121. The next prime is 16738147. The reversal of 16738133 is 33183761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33183761 = 13 ⋅2552597.

It can be written as a sum of positive squares in 2 ways, for example, as 3247204 + 13490929 = 1802^2 + 3673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16738133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16738133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16738103) 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 3 ways as a sum of consecutive naturals, for example, 288560 + ... + 288617.

It is an arithmetic number, because the mean of its divisors is an integer number (4328835).

Almost surely, 2^16738133 is an apocalyptic number.

It is an amenable number.

16738133 is a deficient number, since it is larger than the sum of its proper divisors (577207).

16738133 is an equidigital number, since it uses as much as digits as its factorization.

16738133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577206.

The product of its digits is 9072, while the sum is 32.

The square root of 16738133 is about 4091.2263442640. The cubic root of 16738133 is about 255.8010590227.

The spelling of 16738133 in words is "sixteen million, seven hundred thirty-eight thousand, one hundred thirty-three".