99823001 has 2 divisors, whose sum is σ = 99823002. Its totient is φ = 99823000.

The previous prime is 99822937. The next prime is 99823033. The reversal of 99823001 is 10032899.

It is an a-pointer prime, because the next prime (99823033) can be obtained adding 99823001 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72250000 + 27573001 = 8500^2 + 5251^2 .

It is a cyclic number.

It is not a de Polignac number, because 99823001 - 2⁶ = 99822937 is a prime.

It is not a weakly prime, because it can be changed into another prime (99823091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49911500 + 49911501.

It is an arithmetic number, because the mean of its divisors is an integer number (49911501).

Almost surely, 2^99823001 is an apocalyptic number.

It is an amenable number.

99823001 is a deficient number, since it is larger than the sum of its proper divisors (1).

99823001 is an equidigital number, since it uses as much as digits as its factorization.

99823001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 99823001 is about 9991.1461304497. The cubic root of 99823001 is about 463.8848694363.

The spelling of 99823001 in words is "ninety-nine million, eight hundred twenty-three thousand, one".