16342543 has 8 divisors (see below), whose sum is σ = 18793088. Its totient is φ = 13920984.

The previous prime is 16342523. The next prime is 16342553. The reversal of 16342543 is 34524361.

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

It is not a de Polignac number, because 16342543 - 2¹⁷ = 16211471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16342523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6021 + ... + 8302.

It is an arithmetic number, because the mean of its divisors is an integer number (2349136).

Almost surely, 2^16342543 is an apocalyptic number.

16342543 is a deficient number, since it is larger than the sum of its proper divisors (2450545).

16342543 is a wasteful number, since it uses less digits than its factorization.

16342543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14493.

The product of its digits is 8640, while the sum is 28.

The square root of 16342543 is about 4042.5911245141. The cubic root of 16342543 is about 253.7697657442.

The spelling of 16342543 in words is "sixteen million, three hundred forty-two thousand, five hundred forty-three".