2124748999 has 2 divisors, whose sum is σ = 2124749000. Its totient is φ = 2124748998.

The previous prime is 2124748991. The next prime is 2124749059. The reversal of 2124748999 is 9998474212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2124748999 - 2³ = 2124748991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124748991) 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, 1062374499 + 1062374500.

It is an arithmetic number, because the mean of its divisors is an integer number (1062374500).

Almost surely, 2^2124748999 is an apocalyptic number.

2124748999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124748999 is an equidigital number, since it uses as much as digits as its factorization.

2124748999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 55.

The square root of 2124748999 is about 46094.9997179737. Note that the first 3 decimals coincide. The cubic root of 2124748999 is about 1285.5901741791.

The spelling of 2124748999 in words is "two billion, one hundred twenty-four million, seven hundred forty-eight thousand, nine hundred ninety-nine".