9923148199 has 2 divisors, whose sum is σ = 9923148200. Its totient is φ = 9923148198.

The previous prime is 9923148197. The next prime is 9923148229. The reversal of 9923148199 is 9918413299.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9923148199 - 2¹ = 9923148197 is a prime.

It is a super-3 number, since 3×9923148199³ (a number of 31 digits) contains 333 as substring.

Together with 9923148197, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9923148197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4961574099 + 4961574100.

It is an arithmetic number, because the mean of its divisors is an integer number (4961574100).

Almost surely, 2^9923148199 is an apocalyptic number.

9923148199 is a deficient number, since it is larger than the sum of its proper divisors (1).

9923148199 is an equidigital number, since it uses as much as digits as its factorization.

9923148199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1259712, while the sum is 55.

The square root of 9923148199 is about 99614.9998694976. Note that the first 3 decimals coincide. The cubic root of 9923148199 is about 2148.9014181313.

The spelling of 9923148199 in words is "nine billion, nine hundred twenty-three million, one hundred forty-eight thousand, one hundred ninety-nine".