16000943 has 16 divisors (see below), whose sum is σ = 18747456. Its totient is φ = 13374720.

The previous prime is 16000937. The next prime is 16000967. The reversal of 16000943 is 34900061.

It is a cyclic number.

It is not a de Polignac number, because 16000943 - 2⁶ = 16000879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88313 + ... + 88493.

It is an arithmetic number, because the mean of its divisors is an integer number (1171716).

Almost surely, 2^16000943 is an apocalyptic number.

16000943 is a deficient number, since it is larger than the sum of its proper divisors (2746513).

16000943 is a wasteful number, since it uses less digits than its factorization.

16000943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 16000943 is about 4000.1178732632. The cubic root of 16000943 is about 251.9891603215.

The spelling of 16000943 in words is "sixteen million, nine hundred forty-three", and thus it is an aban number.