99354823 has 2 divisors, whose sum is σ = 99354824. Its totient is φ = 99354822.

The previous prime is 99354803. The next prime is 99354847. The reversal of 99354823 is 32845399.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99354823 is a prime.

It is a super-2 number, since 2×99354823² = 19742761706722658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99354823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99354803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49677411 + 49677412.

It is an arithmetic number, because the mean of its divisors is an integer number (49677412).

Almost surely, 2^99354823 is an apocalyptic number.

99354823 is a deficient number, since it is larger than the sum of its proper divisors (1).

99354823 is an equidigital number, since it uses as much as digits as its factorization.

99354823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 43.

The square root of 99354823 is about 9967.6889498018. The cubic root of 99354823 is about 463.1585134282.

The spelling of 99354823 in words is "ninety-nine million, three hundred fifty-four thousand, eight hundred twenty-three".