207923 has 2 divisors, whose sum is σ = 207924. Its totient is φ = 207922.

The previous prime is 207877. The next prime is 207931. The reversal of 207923 is 329702.

207923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-207923 is a prime.

It is equal to p₁₈₆₂₆ and since 207923 and 18626 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (207953) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103961 + 103962.

It is an arithmetic number, because the mean of its divisors is an integer number (103962).

2²⁰⁷⁹²³ is an apocalyptic number.

207923 is a deficient number, since it is larger than the sum of its proper divisors (1).

207923 is an equidigital number, since it uses as much as digits as its factorization.

207923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 207923 is about 455.9857453912. The cubic root of 207923 is about 59.2426091774.

The spelling of 207923 in words is "two hundred seven thousand, nine hundred twenty-three".