99370823 has 2 divisors, whose sum is σ = 99370824. Its totient is φ = 99370822.

The previous prime is 99370801. The next prime is 99370829. The reversal of 99370823 is 32807399.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99370823 - 2⁶ = 99370759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99370829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49685411 + 49685412.

It is an arithmetic number, because the mean of its divisors is an integer number (49685412).

Almost surely, 2^99370823 is an apocalyptic number.

99370823 is a deficient number, since it is larger than the sum of its proper divisors (1).

99370823 is an equidigital number, since it uses as much as digits as its factorization.

99370823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 99370823 is about 9968.4915107553. The cubic root of 99370823 is about 463.1833742863.

The spelling of 99370823 in words is "ninety-nine million, three hundred seventy thousand, eight hundred twenty-three".