2099507 has 2 divisors, whose sum is σ = 2099508. Its totient is φ = 2099506.

The previous prime is 2099497. The next prime is 2099521. The reversal of 2099507 is 7059902.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2099507 - 2¹⁶ = 2033971 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2099707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049753 + 1049754.

It is an arithmetic number, because the mean of its divisors is an integer number (1049754).

2^2099507 is an apocalyptic number.

2099507 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099507 is an equidigital number, since it uses as much as digits as its factorization.

2099507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 2099507 is about 1448.9675634741. The cubic root of 2099507 is about 128.0478946743.

The spelling of 2099507 in words is "two million, ninety-nine thousand, five hundred seven".