16020943 has 2 divisors, whose sum is σ = 16020944. Its totient is φ = 16020942.

The previous prime is 16020931. The next prime is 16020967. The reversal of 16020943 is 34902061.

It is a weak prime.

It is an emirp because it is prime and its reverse (34902061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16020943 - 2⁵ = 16020911 is a prime.

It is a super-2 number, since 2×16020943² = 513341229218498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16027943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010471 + 8010472.

It is an arithmetic number, because the mean of its divisors is an integer number (8010472).

Almost surely, 2^16020943 is an apocalyptic number.

16020943 is a deficient number, since it is larger than the sum of its proper divisors (1).

16020943 is an equidigital number, since it uses as much as digits as its factorization.

16020943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 16020943 is about 4002.6170189015. The cubic root of 16020943 is about 252.0941059046.

The spelling of 16020943 in words is "sixteen million, twenty thousand, nine hundred forty-three".