99148793 has 2 divisors, whose sum is σ = 99148794. Its totient is φ = 99148792.

The previous prime is 99148747. The next prime is 99148831. The reversal of 99148793 is 39784199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80856064 + 18292729 = 8992^2 + 4277^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99148793 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (99148703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49574396 + 49574397.

It is an arithmetic number, because the mean of its divisors is an integer number (49574397).

Almost surely, 2^99148793 is an apocalyptic number.

It is an amenable number.

99148793 is a deficient number, since it is larger than the sum of its proper divisors (1).

99148793 is an equidigital number, since it uses as much as digits as its factorization.

99148793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 50.

The square root of 99148793 is about 9957.3486933018. The cubic root of 99148793 is about 462.8381445332.

The spelling of 99148793 in words is "ninety-nine million, one hundred forty-eight thousand, seven hundred ninety-three".