99266543 has 4 divisors (see below), whose sum is σ = 99528840. Its totient is φ = 99004248.

The previous prime is 99266539. The next prime is 99266561. The reversal of 99266543 is 34566299.

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 99266543 - 2² = 99266539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99266494 and 99266503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99266513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130580 + ... + 131337.

It is an arithmetic number, because the mean of its divisors is an integer number (24882210).

Almost surely, 2^99266543 is an apocalyptic number.

99266543 is a deficient number, since it is larger than the sum of its proper divisors (262297).

99266543 is a wasteful number, since it uses less digits than its factorization.

99266543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262296.

The product of its digits is 349920, while the sum is 44.

The square root of 99266543 is about 9963.2596573611. The cubic root of 99266543 is about 463.0212956321.

The spelling of 99266543 in words is "ninety-nine million, two hundred sixty-six thousand, five hundred forty-three".