99469543 has 4 divisors (see below), whose sum is σ = 99866088. Its totient is φ = 99073000.

The previous prime is 99469529. The next prime is 99469561. The reversal of 99469543 is 34596499.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99469543 - 2²⁵ = 65915111 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 (99469583) 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, 197896 + ... + 198397.

It is an arithmetic number, because the mean of its divisors is an integer number (24966522).

Almost surely, 2^99469543 is an apocalyptic number.

99469543 is a deficient number, since it is larger than the sum of its proper divisors (396545).

99469543 is a wasteful number, since it uses less digits than its factorization.

99469543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396544.

The product of its digits is 1049760, while the sum is 49.

The square root of 99469543 is about 9973.4418833219. The cubic root of 99469543 is about 463.3367067827.

The spelling of 99469543 in words is "ninety-nine million, four hundred sixty-nine thousand, five hundred forty-three".