99307423 has 2 divisors, whose sum is σ = 99307424. Its totient is φ = 99307422.

The previous prime is 99307391. The next prime is 99307447. The reversal of 99307423 is 32470399.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99307423 - 2⁵ = 99307391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99307463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49653711 + 49653712.

It is an arithmetic number, because the mean of its divisors is an integer number (49653712).

Almost surely, 2^99307423 is an apocalyptic number.

99307423 is a deficient number, since it is larger than the sum of its proper divisors (1).

99307423 is an equidigital number, since it uses as much as digits as its factorization.

99307423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 99307423 is about 9965.3109836071. The cubic root of 99307423 is about 463.0848474668.

The spelling of 99307423 in words is "ninety-nine million, three hundred seven thousand, four hundred twenty-three".