16123030543 has 2 divisors, whose sum is σ = 16123030544. Its totient is φ = 16123030542.

The previous prime is 16123030523. The next prime is 16123030579. The reversal of 16123030543 is 34503032161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16123030543 - 2¹³ = 16123022351 is a prime.

It is a super-2 number, since 2×16123030543² (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16123030513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8061515271 + 8061515272.

It is an arithmetic number, because the mean of its divisors is an integer number (8061515272).

Almost surely, 2^16123030543 is an apocalyptic number.

16123030543 is a deficient number, since it is larger than the sum of its proper divisors (1).

16123030543 is an equidigital number, since it uses as much as digits as its factorization.

16123030543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 16123030543 in words is "sixteen billion, one hundred twenty-three million, thirty thousand, five hundred forty-three".