2099037251 has 2 divisors, whose sum is σ = 2099037252. Its totient is φ = 2099037250.

The previous prime is 2099037221. The next prime is 2099037253. The reversal of 2099037251 is 1527309902.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2099037251 is a prime.

Together with 2099037253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2099037253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049518625 + 1049518626.

It is an arithmetic number, because the mean of its divisors is an integer number (1049518626).

Almost surely, 2^2099037251 is an apocalyptic number.

2099037251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099037251 is an equidigital number, since it uses as much as digits as its factorization.

2099037251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 2099037251 is about 45815.2512925554. The cubic root of 2099037251 is about 1280.3834404219.

The spelling of 2099037251 in words is "two billion, ninety-nine million, thirty-seven thousand, two hundred fifty-one".